{"id":21308,"date":"2021-12-17T16:22:40","date_gmt":"2021-12-17T09:22:40","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=21308"},"modified":"2021-12-17T16:22:42","modified_gmt":"2021-12-17T09:22:42","slug":"dao-ham-cua-ham-so-luong-giac","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/dao-ham-cua-ham-so-luong-giac\/","title":{"rendered":"\u0110\u1ea0O H\u00c0M C\u1ee6A H\u00c0M S\u1ed0 L\u01af\u1ee2NG GI\u00c1C"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n<h1><strong>A \u2013 T\u00d3M T\u1eaeT L\u00dd THUY\u1ebeT<\/strong><\/h1>\n<table style=\"height: 549px;\" width=\"841\">\n<tbody>\n<tr>\n<td>\n<p><strong>1. Gi\u1edbi h\u1ea1n l\u01b0\u1ee3ng gi\u00e1c<\/strong><\/p>\n<p>\u00b7\u00a0 <img decoding=\"async\" width=\"102\" height=\"52\" class=\"wp-image-21309\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_256-21.png\" alt=\"IMG_256\" \/> ; <img decoding=\"async\" width=\"129\" height=\"55\" class=\"wp-image-21310\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_257-20.png\" alt=\"IMG_257\" \/> \u00a0(v\u1edbi <img decoding=\"async\" width=\"104\" height=\"39\" class=\"wp-image-21311\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_258-21.png\" alt=\"IMG_258\" \/> )<\/p>\n<p><strong>2. \u0110\u1ea1o h\u00e0m c\u00e1c h\u00e0m s\u1ed1 l\u01b0\u1ee3ng gi\u00e1c<\/strong><\/p>\n<table style=\"height: 354px;\" width=\"837\">\n<tbody>\n<tr>\n<td>\n<p><strong>\u0110\u1ea1o h\u00e0m<\/strong><\/p>\n<\/td>\n<td>\n<p><strong>H\u00e0m h\u1ee3p<\/strong><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"122\" height=\"27\" class=\"wp-image-21312\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_259-19.png\" alt=\"IMG_259\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"135\" height=\"27\" class=\"wp-image-21313\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_260-21.png\" alt=\"IMG_260\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"134\" height=\"52\" class=\"wp-image-21314\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_261-18.png\" alt=\"IMG_261\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"145\" height=\"52\" class=\"wp-image-21315\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_262-19.png\" alt=\"IMG_262\" \/><\/p>\n<\/td>\n<td>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"145\" height=\"27\" class=\"wp-image-21316\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_263-20.png\" alt=\"IMG_263\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"27\" class=\"wp-image-21317\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_264-19.png\" alt=\"IMG_264\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"137\" height=\"52\" class=\"wp-image-21318\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_265-19.png\" alt=\"IMG_265\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"147\" height=\"52\" class=\"wp-image-21319\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_266-19.png\" alt=\"IMG_266\" \/><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h1><strong>B \u2013 B\u00c0I T\u1eacP<\/strong><\/h1>\n<p>\u00a0<\/p>\n<h2><strong>D\u1ea0NG 1: T\u00cdNH \u0110\u1ea0O H\u00c0M T\u1ea0I M\u1ed8T \u0110I\u1ec2M B\u1eb0NG C\u00d4NG TH\u1ee8C HO\u1eb6C B\u1eb0NG MTCT<\/strong><\/h2>\n<p>\u00a0<\/p>\n<p><strong>C\u00e2u 1. <\/strong>H\u00e0m s\u1ed1 <img loading=\"lazy\" decoding=\"async\" width=\"170\" height=\"59\" class=\"wp-image-21320\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_267-20.png\" alt=\"IMG_267\" \/> c\u00f3 <img loading=\"lazy\" decoding=\"async\" width=\"52\" height=\"34\" class=\"wp-image-21321\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_268-20.png\" alt=\"IMG_268\" srcset=\"https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_268-20.png 52w, https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_268-20-50x34.png 50w\" sizes=\"(max-width: 52px) 100vw, 52px\" \/> b\u1eb1ng:<\/p>\n<p><strong>A. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"30\" height=\"24\" class=\"wp-image-21322\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_269-20.png\" alt=\"IMG_269\" \/> . <strong>B. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"32\" height=\"52\" class=\"wp-image-21323\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_270-18.png\" alt=\"IMG_270\" \/> . <strong>C. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"44\" height=\"57\" class=\"wp-image-21324\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_271-20.png\" alt=\"IMG_271\" \/> . <strong>D. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"17\" height=\"24\" class=\"wp-image-21325\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_272-20.png\" alt=\"IMG_272\" \/> .<\/p>\n<p><strong><em>H\u01b0\u1edbng d\u1eabn gi\u1ea3i:<\/em><\/strong><\/p>\n<p><strong>Ch\u1ecdn D. <\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"484\" height=\"62\" class=\"wp-image-21326\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_273-18.png\" alt=\"IMG_273\" srcset=\"https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_273-18.png 484w, https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_273-18-300x38.png 300w, https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_273-18-480x62.png 480w\" sizes=\"(max-width: 484px) 100vw, 484px\" \/> .<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"194\" height=\"52\" class=\"wp-image-21327\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_274-20.png\" alt=\"IMG_274\" \/> .<\/p>\n<p><strong>C\u00e2u 2. <\/strong>Cho h\u00e0m s\u1ed1 <img loading=\"lazy\" decoding=\"async\" width=\"147\" height=\"27\" class=\"wp-image-21328\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_275-19.png\" alt=\"IMG_275\" \/> T\u00ednh <img loading=\"lazy\" decoding=\"async\" width=\"62\" height=\"57\" class=\"wp-image-21329\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_276-20.png\" alt=\"IMG_276\" \/> b\u1eb1ng:<\/p>\n<p><strong>A. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"100\" height=\"57\" class=\"wp-image-21330\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_277-20.png\" alt=\"IMG_277\" \/> . <strong>B. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"87\" height=\"57\" class=\"wp-image-21331\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_278-20.png\" alt=\"IMG_278\" \/> . <strong>C. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"109\" height=\"57\" class=\"wp-image-21332\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_279-18.png\" alt=\"IMG_279\" \/> . <strong>D. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"95\" height=\"57\" class=\"wp-image-21333\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_280-20.png\" alt=\"IMG_280\" \/> .<\/p>\n<p><strong><em>H\u01b0\u1edbng d\u1eabn gi\u1ea3i:<\/em><\/strong><\/p>\n<p><strong>Ch\u1ecdn B. <\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"577\" height=\"34\" class=\"wp-image-21334\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_281-19.png\" alt=\"IMG_281\" srcset=\"https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_281-19.png 577w, https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_281-19-300x18.png 300w\" sizes=\"(max-width: 577px) 100vw, 577px\" \/> .<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"399\" height=\"57\" class=\"wp-image-21335\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_282-20.png\" alt=\"IMG_282\" srcset=\"https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_282-20.png 399w, https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_282-20-300x43.png 300w\" sizes=\"(max-width: 399px) 100vw, 399px\" \/> .<\/p>\n<p><strong>C\u00e2u 3. <\/strong>Cho h\u00e0m s\u1ed1 <img loading=\"lazy\" decoding=\"async\" width=\"102\" height=\"52\" class=\"wp-image-21336\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_283-19.png\" alt=\"IMG_283\" \/> . T\u00ednh <img loading=\"lazy\" decoding=\"async\" width=\"62\" height=\"57\" class=\"wp-image-21337\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_284-19.png\" alt=\"IMG_284\" \/> b\u1eb1ng:<\/p>\n<p><strong>A. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"87\" height=\"57\" class=\"wp-image-21338\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_285-20.png\" alt=\"IMG_285\" \/> . <strong>B. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"100\" height=\"57\" class=\"wp-image-21339\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_286-19.png\" alt=\"IMG_286\" \/> . <strong>C. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"105\" height=\"57\" class=\"wp-image-21340\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_287-20.png\" alt=\"IMG_287\" \/> . <strong>D. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"117\" height=\"57\" class=\"wp-image-21341\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_288-20.png\" alt=\"IMG_288\" \/> .<\/p>\n<p><strong><em>H\u01b0\u1edbng d\u1eabn gi\u1ea3i:<\/em><\/strong><\/p>\n<p><strong>Ch\u1ecdn D. <\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"632\" height=\"65\" class=\"wp-image-21342\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_289-21.png\" alt=\"IMG_289\" srcset=\"https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_289-21.png 632w, https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_289-21-300x31.png 300w\" sizes=\"(max-width: 632px) 100vw, 632px\" \/> .<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"672\" height=\"117\" class=\"wp-image-21343\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_290-20.png\" alt=\"IMG_290\" srcset=\"https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_290-20.png 672w, https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_290-20-300x52.png 300w\" sizes=\"(max-width: 672px) 100vw, 672px\" \/> .<\/p>\n<p><strong>C\u00e2u 4. <\/strong>Cho h\u00e0m s\u1ed1 <img loading=\"lazy\" decoding=\"async\" width=\"224\" height=\"35\" class=\"wp-image-21344\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_291-20.png\" alt=\"IMG_291\" \/> . Gi\u00e1 tr\u1ecb <img loading=\"lazy\" decoding=\"async\" width=\"72\" height=\"64\" class=\"wp-image-21345\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_292-20.png\" alt=\"IMG_292\" \/> b\u1eb1ng:<\/p>\n<p><strong>A. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"17\" height=\"24\" class=\"wp-image-21346\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_293-20.png\" alt=\"IMG_293\" \/> . <strong>B. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"32\" height=\"29\" class=\"wp-image-21347\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_294-20.png\" alt=\"IMG_294\" \/> . <strong>C. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"22\" height=\"52\" class=\"wp-image-21348\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_295-19.png\" alt=\"IMG_295\" \/> . <strong>D. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"45\" height=\"57\" class=\"wp-image-21349\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_296-19.png\" alt=\"IMG_296\" \/> .<\/p>\n<p><strong><em>H\u01b0\u1edbng d\u1eabn gi\u1ea3i:<\/em><\/strong><\/p>\n<p><strong>Ch\u1ecdn A. <\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"480\" height=\"55\" class=\"wp-image-21350\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_297-19.png\" alt=\"IMG_297\" srcset=\"https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_297-19.png 480w, https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_297-19-300x34.png 300w\" sizes=\"(max-width: 480px) 100vw, 480px\" \/> .<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"572\" height=\"104\" class=\"wp-image-21351\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_298-19.png\" alt=\"IMG_298\" srcset=\"https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_298-19.png 572w, https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_298-19-300x55.png 300w\" sizes=\"(max-width: 572px) 100vw, 572px\" \/> .<\/p>\n<p><strong>C\u00e2u 5. <\/strong>Cho h\u00e0m s\u1ed1 <img loading=\"lazy\" decoding=\"async\" width=\"209\" height=\"35\" class=\"wp-image-21352\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_299-19.png\" alt=\"IMG_299\" \/> . Gi\u00e1 tr\u1ecb <img loading=\"lazy\" decoding=\"async\" width=\"64\" height=\"57\" class=\"wp-image-21353\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_300-19.png\" alt=\"IMG_300\" \/> b\u1eb1ng:<\/p>\n<p><strong>A. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"32\" height=\"29\" class=\"wp-image-21354\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_301-19.png\" alt=\"IMG_301\" \/> . <strong>B. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"35\" height=\"57\" class=\"wp-image-21355\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_302-19.png\" alt=\"IMG_302\" \/> . <strong>C. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"17\" height=\"24\" class=\"wp-image-21356\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_303-19.png\" alt=\"IMG_303\" \/> . <strong>D. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"20\" height=\"52\" class=\"wp-image-21357\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_304-19.png\" alt=\"IMG_304\" \/> .<\/p>\n<p><strong><em>H\u01b0\u1edbng d\u1eabn gi\u1ea3i:<\/em><\/strong><\/p>\n<p><strong>Ch\u1ecdn C. <\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"519\" height=\"52\" class=\"wp-image-21358\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_305-19.png\" alt=\"IMG_305\" srcset=\"https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_305-19.png 519w, https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_305-19-300x30.png 300w\" sizes=\"(max-width: 519px) 100vw, 519px\" \/> .<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"329\" height=\"57\" class=\"wp-image-21359\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_306-19.png\" alt=\"IMG_306\" srcset=\"https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_306-19.png 329w, https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_306-19-300x52.png 300w\" sizes=\"(max-width: 329px) 100vw, 329px\" \/> .<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"550\" height=\"114\" class=\"wp-image-21360\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_307-19.png\" alt=\"IMG_307\" srcset=\"https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_307-19.png 550w, https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_307-19-300x62.png 300w\" sizes=\"(max-width: 550px) 100vw, 550px\" \/><\/p>\n<p><strong>C\u00e2u 6. <\/strong>Cho h\u00e0m s\u1ed1 <img loading=\"lazy\" decoding=\"async\" width=\"155\" height=\"55\" class=\"wp-image-21361\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_308-19.png\" alt=\"IMG_308\" \/> . Gi\u00e1 tr\u1ecb <img loading=\"lazy\" decoding=\"async\" width=\"64\" height=\"57\" class=\"wp-image-21362\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_309-18.png\" alt=\"IMG_309\" \/> b\u1eb1ng:<\/p>\n<p><strong>A. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"12\" height=\"22\" class=\"wp-image-21363\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_310-19.png\" alt=\"IMG_310\" \/> . <strong>B. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"20\" height=\"52\" class=\"wp-image-21364\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_311-18.png\" alt=\"IMG_311\" \/> . <strong>C. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"17\" height=\"24\" class=\"wp-image-21365\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_312-18.png\" alt=\"IMG_312\" \/> . <strong>D. <\/strong>Kh\u00f4ng t\u1ed3n t\u1ea1i.<\/p>\n<p><strong><em>H\u01b0\u1edbng d\u1eabn gi\u1ea3i:<\/em><\/strong><\/p>\n<p><strong>Ch\u1ecdn C. <\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"347\" height=\"55\" class=\"wp-image-21366\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_313-18.png\" alt=\"IMG_313\" srcset=\"https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_313-18.png 347w, https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_313-18-300x48.png 300w\" sizes=\"(max-width: 347px) 100vw, 347px\" \/> .<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"474\" height=\"85\" class=\"wp-image-21367\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_314-18.png\" alt=\"IMG_314\" srcset=\"https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_314-18.png 474w, https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_314-18-300x54.png 300w\" sizes=\"(max-width: 474px) 100vw, 474px\" \/> .<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"350\" height=\"117\" class=\"wp-image-21368\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_315-18.png\" alt=\"IMG_315\" srcset=\"https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_315-18.png 350w, https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_315-18-300x100.png 300w\" sizes=\"(max-width: 350px) 100vw, 350px\" \/> .<\/p>\n<p><strong>C\u00e2u 7. <\/strong>X\u00e9t h\u00e0m s\u1ed1 <img loading=\"lazy\" decoding=\"async\" width=\"212\" height=\"57\" class=\"wp-image-21369\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_316-18.png\" alt=\"IMG_316\" \/> . T\u00ednh gi\u00e1 tr\u1ecb <img loading=\"lazy\" decoding=\"async\" width=\"64\" height=\"57\" class=\"wp-image-21370\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_317-18.png\" alt=\"IMG_317\" \/> b\u1eb1ng:<\/p>\n<p><strong>A. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"25\" height=\"22\" class=\"wp-image-21371\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_318-18.png\" alt=\"IMG_318\" \/> . <strong>B. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"17\" height=\"24\" class=\"wp-image-21372\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_319-18.png\" alt=\"IMG_319\" \/> . <strong>C. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"17\" height=\"22\" class=\"wp-image-21373\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_320-18.png\" alt=\"IMG_320\" \/> . <strong>D. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"27\" height=\"22\" class=\"wp-image-21374\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_321-17.png\" alt=\"IMG_321\" \/> .<\/p>\n<p><strong><em>H\u01b0\u1edbng d\u1eabn gi\u1ea3i:<\/em><\/strong><\/p>\n<p><strong>Ch\u1ecdn D. <\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"189\" height=\"57\" class=\"wp-image-21375\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_322-17.png\" alt=\"IMG_322\" \/> .<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"105\" height=\"57\" class=\"wp-image-21376\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_323-15.png\" alt=\"IMG_323\" \/> .<\/p>\n<p><strong>C\u00e2u 8. <\/strong>Cho h\u00e0m s\u1ed1 <img loading=\"lazy\" decoding=\"async\" width=\"202\" height=\"57\" class=\"wp-image-21377\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_324-15.png\" alt=\"IMG_324\" \/> . Gi\u00e1 tr\u1ecb <img loading=\"lazy\" decoding=\"async\" width=\"54\" height=\"34\" class=\"wp-image-21378\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_325-15.png\" alt=\"IMG_325\" \/> b\u1eb1ng:<\/p>\n<p><strong>A. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"17\" height=\"22\" class=\"wp-image-21379\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_326-15.png\" alt=\"IMG_326\" \/> . <strong>B. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"30\" height=\"30\" class=\"wp-image-21380\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_327-15.png\" alt=\"IMG_327\" \/> . <strong>C. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"42\" height=\"30\" class=\"wp-image-21381\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_328-14.png\" alt=\"IMG_328\" \/> . <strong>D. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"15\" height=\"24\" class=\"wp-image-21382\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_329-14.png\" alt=\"IMG_329\" \/> .<\/p>\n<p><strong><em>H\u01b0\u1edbng d\u1eabn gi\u1ea3i:<\/em><\/strong><\/p>\n<p><strong>Ch\u1ecdn A. <\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"157\" height=\"82\" class=\"wp-image-21383\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_330-14.png\" alt=\"IMG_330\" \/> .<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"84\" height=\"34\" class=\"wp-image-21384\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_331-14.png\" alt=\"IMG_331\" \/> .<\/p>\n<p><strong>C\u00e2u 9. <\/strong>Cho h\u00e0m s\u1ed1 <img loading=\"lazy\" decoding=\"async\" width=\"102\" height=\"52\" class=\"wp-image-21385\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_332-14.png\" alt=\"IMG_332\" \/> . T\u00ednh <img loading=\"lazy\" decoding=\"async\" width=\"60\" height=\"57\" class=\"wp-image-21386\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_333-14.png\" alt=\"IMG_333\" \/> b\u1eb1ng:<\/p>\n<p><strong>A. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"87\" height=\"57\" class=\"wp-image-21387\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_334-13.png\" alt=\"IMG_334\" \/> . <strong>B. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"100\" height=\"57\" class=\"wp-image-21388\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_335-13.png\" alt=\"IMG_335\" \/> . <strong>C. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"90\" height=\"57\" class=\"wp-image-21389\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_336-13.png\" alt=\"IMG_336\" \/> . <strong>D. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"102\" height=\"57\" class=\"wp-image-21390\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_337-13.png\" alt=\"IMG_337\" \/> .<\/p>\n<p><strong><em>H\u01b0\u1edbng d\u1eabn gi\u1ea3i:<\/em><\/strong><\/p>\n<p><strong>Ch\u1ecdn D. <\/strong><\/p>\n<p>Ta c\u00f3 <img loading=\"lazy\" decoding=\"async\" width=\"324\" height=\"67\" class=\"wp-image-21391\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_338-13.png\" alt=\"IMG_338\" srcset=\"https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_338-13.png 324w, https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_338-13-300x62.png 300w\" sizes=\"(max-width: 324px) 100vw, 324px\" \/> .<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"180\" height=\"79\" class=\"wp-image-21392\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_339-13.png\" alt=\"IMG_339\" \/><strong>.<\/strong><\/p>\n<p><strong>C\u00e2u 10. <\/strong>Cho h\u00e0m s\u1ed1 <img loading=\"lazy\" decoding=\"async\" width=\"152\" height=\"55\" class=\"wp-image-21393\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_340-13.png\" alt=\"IMG_340\" srcset=\"https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_340-13.png 152w, https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_340-13-150x55.png 150w\" sizes=\"(max-width: 152px) 100vw, 152px\" \/> . Gi\u00e1 tr\u1ecb <img loading=\"lazy\" decoding=\"async\" width=\"64\" height=\"57\" class=\"wp-image-21394\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_341-13.png\" alt=\"IMG_341\" \/> l\u00e0:<\/p>\n<p><strong>A. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"19\" height=\"23\" class=\"wp-image-21395\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_342-13.png\" alt=\"IMG_342\" \/> <strong>B. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"25\" height=\"53\" class=\"wp-image-21396\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_343-13.png\" alt=\"IMG_343\" \/> <strong>C. <\/strong> <img loading=\"lazy\" decoding=\"async\" width=\"20\" height=\"23\" class=\"wp-image-21397\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_344-13.png\" alt=\"IMG_344\" \/> <strong>D. <\/strong>Kh\u00f4ng t\u1ed3n t\u1ea1i.<\/p>\n<p><strong><em>H\u01b0\u1edbng d\u1eabn gi\u1ea3i:<\/em><\/strong><\/p>\n<p><strong>Ch\u1ecdn C. <\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"383\" height=\"140\" class=\"wp-image-21398\" src=\"https:\/\/www.vietlearn.org\/post\/wp-content\/uploads\/2021\/12\/img_345-13.png\" alt=\"IMG_345\" srcset=\"https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_345-13.png 383w, https:\/\/www.vietlearn.org\/kien-thuc\/wp-content\/uploads\/2021\/12\/img_345-13-300x110.png 300w\" sizes=\"(max-width: 383px) 100vw, 383px\" \/><\/p>","protected":false},"excerpt":{"rendered":"<p>A \u2013 T\u00d3M T\u1eaeT L\u00dd THUY\u1ebeT 1. Gi\u1edbi h\u1ea1n l\u01b0\u1ee3ng gi\u00e1c \u00b7\u00a0 ; \u00a0(v\u1edbi ) 2. \u0110\u1ea1o h\u00e0m c\u00e1c h\u00e0m s\u1ed1 l\u01b0\u1ee3ng gi\u00e1c \u0110\u1ea1o h\u00e0m H\u00e0m h\u1ee3p B \u2013 B\u00c0I T\u1eacP \u00a0 D\u1ea0NG 1: T\u00cdNH \u0110\u1ea0O H\u00c0M T\u1ea0I M\u1ed8T \u0110I\u1ec2M B\u1eb0NG C\u00d4NG TH\u1ee8C HO\u1eb6C B\u1eb0NG MTCT \u00a0 C\u00e2u 1. H\u00e0m s\u1ed1 c\u00f3 b\u1eb1ng: A. . [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[42],"tags":[],"class_list":["post-21308","post","type-post","status-publish","format-standard","hentry","category-toan-lop-11"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/21308","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=21308"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/21308\/revisions"}],"predecessor-version":[{"id":21399,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/21308\/revisions\/21399"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=21308"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=21308"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=21308"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}