Mathematics
Senior High
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模範解答だとx2乗=tに置き換えているんですけど、微分して増減表とグラフ書いても最大最小求められますか?
練習 次の関数の最大値, 最小値を求めよ。
④ 91 (1) y=-2x-8x2
(2)y=(x2-6x)+12(x²-6x)+30 (1≦x≦5)
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