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Let f : R rarr R be defined by f(x) = x^...

Let `f : R rarr R` be defined by `f(x) = x^2 +1`, then, `f^-1`(17) and `f^-1` (-3) are respectively

A

`phi (4,-4)`

B

`(3,-3),phi`

C

`(4,-4), phi`

D

`(4, -4), (2,-2)`

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