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A curve f(x)=x^(2)+ax-b pass through p(1...

A curve `f(x)=x^(2)+ax-b` pass through `p(1,-5)` and tangent to `f(x)` at point `p` is perpendicular to `x-y+5=0` then which of the following point will lie on curve ?

A

`(2-2)`

B

`(2-1)`

C

`2,-1)`

D

`(-2,2)`

Text Solution

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The correct Answer is:
D
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