If y=sqrt(x+1)+sqrt(x-1)," then: "2sqrt(...

If `y=sqrt(x+1)+sqrt(x-1)," then: "2sqrt(x^(2)-1)*(dy)/(dx)=`

A

`(y)/(4)`

B

`(y)/(3)`

C

`(y)/(2)`

D

y

Verified by Experts

The correct Answer is:

C

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