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If y=(x^(2)+2x+1)/(x^(2)+2x+7), then inv...

If `y=(x^(2)+2x+1)/(x^(2)+2x+7)`, then inverse function x is difined only when

A

`0lt y lt1`

B

`0lt y le1`

C

`0le y lt1`

D

`0le y le1`

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The correct Answer is:
3
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