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If y=cot^(-1) ((1)/(sqrtx)),"then "dy/dx...

If `y=cot^(-1) ((1)/(sqrtx)),"then "dy/dx=`

A

` (-1)/(sqrt( x) (1+x) ) `

B

` (1)/(sqrt( x) (1+x) ) `

C

` (-1)/(2sqrt( x) (1+x) ) `

D

` (1)/(2sqrt( x) (1+x) ) `

Text Solution

Verified by Experts

The correct Answer is:
D
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