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高中必修一指數(shù)和指數(shù)函數(shù)練習(xí)題及答案-展示頁(yè)

2025-07-06 17:17本頁(yè)面
  

【正文】 ( )(A)奇函數(shù) (B)偶函數(shù) (C)既奇又偶函數(shù) (D)非奇非偶函數(shù)8.函數(shù)y=的值域是( )(A)() (B)(0)(0,+)(C)(1,+) (D)(,1)(0,+)9.下列函數(shù)中,值域?yàn)镽+的是( )(A)y=5 (B)y=()1x (C)y= (D)y==的反函數(shù)是( )(A)奇函數(shù)且在R+上是減函數(shù) (B)偶函數(shù)且在R+上是減函數(shù)(C)奇函數(shù)且在R+上是增函數(shù) (D)偶函數(shù)且在R+上是增函數(shù)11.下列關(guān)系中正確的是( )(A)()()() (B)()()()(C)()()() (D)()()()12.若函數(shù)y=3+2x1的反函數(shù)的圖像經(jīng)過(guò)P點(diǎn),則P點(diǎn)坐標(biāo)是( )(A)(2,5) (B)(1,3) (C)(5,2) (D)(3,1)13.函數(shù)f(x)=3x+5,則f1(x)的定義域是( )(A)(0,+) (B)(5,+)(C)(6,+) (D)(-,+)=0有兩個(gè)根,則a的取值范圍是( )(A)(1,+) (B)(0,1) (C)(0,+) (D)15.已知函數(shù)f(x)=ax+k,它的圖像經(jīng)過(guò)點(diǎn)
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