5.多項式函數f (x)的導函數為f'(x) = (x + 2) (x - 3),則下列何者錯誤? (A)f (- 2)為極小值 (B)f (3)為極小值 (C)f (x)在[3,∞)間為遞增函數 (D)f (x)在[ - 2,3]間為遞減函數
【用戶】蝦皮:教育學程考題彙編(教
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