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Let f(x) = {{:("sin"("cos"^(-1) x) + "co...

Let `f(x) = {{:("sin"("cos"^(-1) x) + "cos"("sin"^(-1)x),x le 0),("sin"("cos"^(-1)x) -"cos"("sin"^(-1)x),x gt 0):}` and `g(x) = f(|x|) + |f(x)|`
`f'(1/2) = `

A

`0`

B

`2`

C

`3`

D

`1`

Text Solution

Verified by Experts

The correct Answer is:
A
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