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If y=(a^(cos^-1x))/(1+a^(cos^-1x))andz=a...

If `y=(a^(cos^-1x))/(1+a^(cos^-1x))andz=a^(cos^-1x),then (dy)/(dx)`=

A

`1/(1+a^(cos^-1x))`

B

`-1/(1+a^(cos^-1x))`

C

`1/(1+a^(cos^-1x))^2`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
C
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