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Let f:RtoR be defined by f(x)=x^(2)+1, t...

Let `f:RtoR` be defined by `f(x)=x^(2)+1`, then the value of `f^(-1)(17)andf^(-1)(-3)` respectively are :

A

`{phi},[-4,4]`

B

`{-3,3},{phi}`

C

`{phi},{-3,3}`

D

`{-4,4},{phi}`

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The correct Answer is:
D
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