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In a DeltaPQR if 3 sinP+ 4 cosQ=6 and 4 ...

In `a DeltaPQR` if `3 sinP+ 4 cosQ=6 and 4 sinQ+3 cosP=1` then the acute angle R is .....

A

`(pi)/(4)`

B

`(3pi)/(4)`

C

`(5pi)/(6)`

D

`(pi)/(6)`

Text Solution

Verified by Experts

The correct Answer is:
D
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