यदि theta+varphi=pi/2 तथा tan theta =sq...

यदि `theta+varphi=pi/2` तथा `tan theta =sqrt3` है, तो `cos(theta-varphi)` का मान क्या है?

A

`1/2`

B

`sqrt3/2`

C

1

D

`1/sqrt2`

लिखित उत्तर

Verified by Experts

The correct Answer is:

B

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