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If sin 6 theta + sin 4 theta + sin 2 the...

If `sin 6 theta + sin 4 theta + sin 2 theta = 0`
Then the general value of `theta` is

A

`n(pi//4)` or `npi +- ((pi//3)`

B

`n(pi//4)` or `npi +- ((pi//6)`

C

`n(pi//4)` or `2npi +- ((pi//6)`

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
A
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MARVEL PUBLICATION-TRIGONOMETRIC FUNCTIONS-MULTIPLE CHOICE QUESTIONS - PART - A : BUILDING-UP THE BASE
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  9. If cos theta + cos 2 theta + cos 3 theta = 0 then the general value ...

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  13. General solution of the equation sin x + cos x = sqrt(2) cdot cos a...

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  14. General solution of the equation tan theta + tan 2 theta + sqrt(3) c...

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  15. General solution of the equation tan theta + tan 4 theta + tan 7 the...

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  16. Quadratic equation 8 "sec"^(2) theta - 6 "sec" theta + 1 = 0 has

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  17. Number of solutions of the equation sin 5x cdot cos 3x = sin 6x cdot...

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  18. "tan"|x| = |"tan" x|, if

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  19. Number of solutions of the equation |cot x| = cot x + csc x, where 0...

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  20. If x + cos theta = sin theta has a real solution, then

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