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If f(x)=sqrt(25-x^(2)) then what is ...

If `f(x)=sqrt(25-x^(2))` then what is `lim_(xto1)(f(x)-f(1))/(x-1)`equal to :

A

`(1)/(5)`

B

`(1)/(24)`

C

`sqrt(24)`

D

`-(1)/(sqrt(24))`

Text Solution

Verified by Experts

The correct Answer is:
D
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