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Find the incorrect statement:...

Find the incorrect statement:

A

If `y = tan^(-1)(1+x^(2)) then dy/dx = (2x)/(x^(4)+2x^(2)+2)`

B

`y = 1/x then y^(' ) = 2/x^(3)`

C

If `f(x) = x tan^(-1)x then f'(1) is 1/2 + pi/4`

D

`d/dx(x^(p/q)) = p/qx^(p-q)`

Text Solution

Verified by Experts

The correct Answer is:
D
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