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Find the incorrect statement in the fol...

Find the incorrect statement in the following

A

`sin^(-1) x + cos^(-1)x = pi/2 , x in [-1,1] `

B

` tan^(-1) (x) = cot^(-1) (1/x) if x gt 0 `

C

`tan^(-1) (-x) = -tan^(-1) x if x in R `

D

`tan^(-1)x + tan^(-1) y= tan^(-1) ((1-xy)/(x+y))`

Text Solution

Verified by Experts

The correct Answer is:
d
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