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If xa n dy are positive acute angles suc...

If `xa n dy` are positive acute angles such that `(x+y)` and `(x-y)` satisfy the equation `tan^2theta-4tantheta+1=0,` then

A

`x=(pi)/(6)`

B

`y=(pi)/(4)`

C

`y=(pi)/(6)`

D

`x=(pi)/(4)`

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The correct Answer is:
C, D
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