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(dy)/(dx)ify=cot^(- 1)((x^x-x^x)/2)a tx=...

`(dy)/(dx)ify=cot^(- 1)((x^x-x^x)/2)a tx=1`

A

`2`

B

`-2`

C

`1`

D

`-1`

Text Solution

Verified by Experts

The correct Answer is:
D
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