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Let f:R rarr R defined by f(x) = x^2 + ...

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

A

`phi,{4,-4}`

B

`{3,-3},phi`

C

`{4,-4},phi`

D

`{4,-4},{2,-2}`

Text Solution

Verified by Experts

The correct Answer is:
C
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