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If x cos theta + y sin theta =2 and x co...

If `x cos theta + y sin theta =2` and `x cos theta - y sin theta =0`, then which one of the following is true ?

A

`(pi)/(6)`

B

`(pi)/(4)`

C

`(pi)/(2)`

D

`(pi)/(3)`

Text Solution

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The correct Answer is:
B
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