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If tan theta=(sinA-cosA )/(sinA+cosA), t...

If `tan theta=(sinA-cosA )/(sinA+cosA)`, then the value of sin A +cos A will be

A

`sqrt(2) cos theta`

B

`sqrt(2) sin theta`

C

`-sqrt(2) cos theta`

D

`-sqrt(2) sin theta`

Text Solution

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The correct Answer is:
A
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