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14. (1)函數(shù)在上是增函數(shù),求的取值范圍 .
(2)若y=log(2-ax)在[0,1]上是x的減函數(shù),則a的取值范圍是
(3)函數(shù)的反函數(shù)是
(4)已知函數(shù)的圖象與函數(shù)的圖象關(guān)于直線對(duì)稱,則
(5)設(shè)則__________
(6)若函數(shù)=(>0,且≠1)的反函數(shù)的圖像過點(diǎn)(2,-1),則= .
(7)函數(shù))的反函數(shù)是 (8)若函數(shù)是奇函數(shù),則a=
(9)若函數(shù)在區(qū)間內(nèi)單調(diào)遞增,則a的取值范圍是
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