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Let f(x) =(x+1)^2-1,x ge -1 then {x: f...

Let `f(x) =(x+1)^2-1,x ge -1` then
`{x: f(x) =f^(-1)(x) }` =

A

`-1+ sqrt(x+1)`

B

`-1-sqrt(x+1)`

C

doesnot exist because f is not [-]

D

doesnot exists because f is not onto

Text Solution

Verified by Experts

The correct Answer is:
D
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