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The set of values of x for which ("tan" ...

The set of values of x for which `("tan" 3x- "tan" 2x)/(1+"tan" 3 x "tan" 2x) = 1`, is

A

`phi`

B

`(pi,4)

C

`{npi+pi/4|n=1,2,3.....}`

D

`{2npi+pi/4|n=1,2,3.....}`

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The correct Answer is:
A
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MOTION-TRIGONOMETRIC EQUATION-EXERCISE 1
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  15. The set solution satisfying inequality sintheta +sqrt3costhetage1, -pi...

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