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If cos ptheta + cos qtheta = 0 and if p ...

If cos p`theta` + cos q`theta` = 0 and if p `ne` q, then `theta` is equal to (n is any integer )

A

`[pi(3n+1)]/(p-q)`

B

`[pi(2n+1)]/(p pm q )`

C

`[pi(2n pm 1)]/(p pm q)`

D

`[pi(n+2)]/(p+q)`

Text Solution

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The correct Answer is:
D
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