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If y=[(tanx)^(tanx)]^(tanx),then at x=pi...

If `y=[(tanx)^(tanx)]^(tanx)`,then at `x=pi/4` , the value of `(dy)/(dx)=`

A

0

B

1

C

2

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
C
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