Tính đơn điệu và cực trị của hàm số

Home Lớp 12 Toán lớp 12 - Sách Kết nối tri thức Bài 1. Tính đơn điệu và cực trị của hàm số.Bài tập trung bình

{"common":{"save":0,"post_id":"7504","level":2,"total":10,"point":10,"point_extra":0},"segment":[{"id":"5291","post_id":"7504","mon_id":"1159285","chapter_id":"1159288","question":"Cho hàm s\u1ed1 $f(x)$<\/span> có \u0111\u1ea1o hàm $f^\\prime(x)=x(1-x)^2(3-x)^3(x-2)^4$<\/span> v\u1edbi m\u1ecdi x ∈ R. \u0110i\u1ec3m c\u1ef1c ti\u1ec3u c\u1ee7a hàm s\u1ed1 \u0111ã cho là<\/p>","options":["A.<\/strong> x = 2","B.<\/strong> x = 3","C.<\/strong> x = 0","D.<\/strong> x = 1"],"correct":"3","level":"2","hint":"Hàm s\u1ed1 \u0111\u1ea1t c\u1ef1c ti\u1ec3u t\u1ea1i \u0111i\u1ec3m $x_0$<\/span> mà \u0111\u1ea1o hàm \u0111\u1ed5i d\u1ea5u t\u1eeb âm “–“ sang d\u01b0\u01a1ng “+”.<\/p>","answer":"Ch\u1ecdn C.<\/strong> x = 0.<\/span><\/p>$f^\\prime(x)=0$<\/span> ⇔ x = 0 ho\u1eb7c x = 1 ho\u1eb7c x = 2 ho\u1eb7c x = 3.<\/p>B\u1ea3ng xét d\u1ea5u \u0111\u1ea1o hàm<\/p><svg height=\"130\" width=\"440\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\"> <g> <title><\/title> <rect fill=\"#fff\" 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\" y=\"-3.5\"><\/image> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_3\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"167.99999\" xml:space=\"preserve\" y=\"86.24652\">+<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_4\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"234.99999\" xml:space=\"preserve\" y=\"86.24652\">+<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_5\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"299.99999\" xml:space=\"preserve\" y=\"86.24652\">+<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_6\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"103.99999\" xml:space=\"preserve\" y=\"73.24652\">_<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_7\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"373.99999\" xml:space=\"preserve\" y=\"75.24652\">_<\/text> <\/g> <\/svg><\/span><\/p>Suy ra hàm s\u1ed1 \u0111\u1ea1t c\u1ef1c ti\u1ec3u t\u1ea1i x = 0.<\/p>","type":"choose","extra_type":"classic","user_id":"131","test":"0","date":"2024-06-13 03:34:24","option_type":"txt","len":0},{"id":"5293","post_id":"7504","mon_id":"1159285","chapter_id":"1159288","question":"Hàm s\u1ed1 $y=\\dfrac{2x+3}{x+1}$<\/span> có bao nhiêu \u0111i\u1ec3m c\u1ef1c tr\u1ecb?<\/p>","options":["A.<\/strong> 0","B.<\/strong> 1","C.<\/strong> 3","D.<\/strong> 2"],"correct":"1","level":"2","hint":"Hàm s\u1ed1 \u0111\u1ea1t c\u1ef1c \u0111\u1ea1i t\u1ea1i \u0111i\u1ec3m $x_0$<\/span> mà \u0111\u1ea1o hàm \u0111\u1ed5i d\u1ea5u t\u1eeb d\u01b0\u01a1ng “+” sang âm “–“.<\/p>Hàm s\u1ed1 \u0111\u1ea1t c\u1ef1c ti\u1ec3u t\u1ea1i \u0111i\u1ec3m $x_0$<\/span> mà \u0111\u1ea1o hàm \u0111\u1ed5i d\u1ea5u t\u1eeb âm “–“ sang d\u01b0\u01a1ng “+”.<\/p>","answer":"Ch\u1ecdn A.<\/strong> 0.<\/span><\/p>$y^\\prime=\\dfrac{-1}{(x+1)^2}$<\/span> < 0, $\\forall$<\/span> x $\\ne$<\/span> –1 nên hàm s\u1ed1 không có c\u1ef1c tr\u1ecb.<\/p>","type":"choose","extra_type":"classic","user_id":"131","test":"0","date":"2024-06-13 03:37:44","option_type":"txt","len":0},{"id":"5294","post_id":"7504","mon_id":"1159285","chapter_id":"1159288","question":"\u0110i\u1ec3m c\u1ef1c \u0111\u1ea1i c\u1ee7a \u0111\u1ed3 th\u1ecb hàm s\u1ed1 $y=x^3-6x^2+9x$<\/span> có t\u1ed5ng hoành \u0111\u1ed9 và tung \u0111\u1ed9 b\u1eb1ng<\/p>","options":["A.<\/strong> 5","B.<\/strong> 1","C.<\/strong> 3","D. –1"],"correct":"1","level":"2","hint":"Hàm s\u1ed1 \u0111\u1ea1t c\u1ef1c \u0111\u1ea1i t\u1ea1i \u0111i\u1ec3m $x_0$<\/span> mà \u0111\u1ea1o hàm \u0111\u1ed5i d\u1ea5u t\u1eeb d\u01b0\u01a1ng “+” sang âm “–“.<\/p>Hàm s\u1ed1 \u0111\u1ea1t c\u1ef1c ti\u1ec3u t\u1ea1i \u0111i\u1ec3m $x_0$<\/span> mà \u0111\u1ea1o hàm \u0111\u1ed5i d\u1ea5u t\u1eeb âm “–“ sang d\u01b0\u01a1ng “+”.<\/p>","answer":"Ch\u1ecdn A.<\/strong> 5.<\/span><\/p>$y^\\prime=3x^2-12x+9$<\/span><\/p>$y^\\prime=0$<\/span> ⇔ x = 1 ho\u1eb7c x = 3.<\/p>B\u1ea3ng bi\u1ebfn thiên<\/p><svg height=\"160\" width=\"400\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\"> <g> <title><\/title> <rect fill=\"#fff\" height=\"162\" id=\"canvas_background\" width=\"402\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" height=\"100%\" id=\"canvasGrid\" overflow=\"visible\" width=\"100%\" x=\"0\" y=\"0\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g> <title><\/title> <image height=\"153\" id=\"svg_1\" stroke=\"null\" width=\"393.00002\" x=\"5\" 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\" y=\"6\"><\/image> <\/g> <\/svg><\/span><\/p>Khi \u0111ó $x_{C\u0110} = 1$<\/span> ⇒ $y_{C\u0110}= 4$<\/span> ⇒ $x_{C\u0110} $<\/span> + $y_{C\u0110}$<\/span> = 5.<\/p>","type":"choose","extra_type":"classic","user_id":"131","test":"0","date":"2024-06-13 03:39:29","option_type":"txt","len":1}]}