3.函數(shù)(x≥1)的反函數(shù)是( ) (A)y=x2-2x+2 (x<1) (B)y=x2-2x+2 (x≥1) (C)y=x2-2x (x<1) (D)y=x2-2x (x≥1) 查看更多

 

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函數(shù)的反函數(shù)是                                          

(A)y=x2-2x+2(x<1)              (B)y=x2-2x+2(x≥1)

(C)y=x2-2x  (x<1)               (D)y=x2-2(x≥1)

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函數(shù)y=+1(x≥1)的反函數(shù)是………………………………………………………(  )

A.y=x2-2x+2(x<1)                      

B.y=x2-2x+2(x≥1)

C.y=x2-2xx<1)                             

D.y=x2-2xx≥1)

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函數(shù)y=+1(x≥1)的反函數(shù)是………………………………………………………(    )

A.y=x2-2x+2(x<1)                       

B.y=x2-2x+2(x≥1)

C.y=x2-2xx<1)                             

D.y=x2-2xx≥1)

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函數(shù)y+1(x≥1)的反函數(shù)是

[  ]
A.

yx2-2x+2(x<1)

B.

yx2-2x+2(x≥1)

C.

yx2-2x(x<1)

D.

yx2-2x(x≥1)

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(08年北師大附中月考)函數(shù)y = +1(x≥1)的反函數(shù)是(   )

A.y = x2-2x +2(x<1           B.y = x2-2x +2(x≥1

C.y = x2-2xx<1               D.y = x2-2xx≥1

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