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If 2 sin^(2)theta = 3 cos theta, then th...

If `2 sin^(2)theta = 3 cos theta`, then the value of `theta` in `[0, 2pi]` are

A

`pi//3, 2pi//3`

B

`pi//3, 5pi//3`

C

`2pi//3, 5pi//3`

D

none

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The correct Answer is:
B
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DIPTI PUBLICATION ( AP EAMET)-TRIGONOMETRIC EQUATIONS -EXERCISE 1
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  7. If 2+sqrt(3)sec x - 4 cos x = 2sqrt(3) then theta =

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  8. If 2sin^(2)x + sqrt(3) cos x + 1 =0, then theta =

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  9. If 6 sec^(2)theta - 5 sec theta + 1 = 0 then theta =

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  10. (cos 3theta)/(2cos 2theta-1)=(1)/(2) if

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  11. If cot theta - tan theta = sec theta, then theta =

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  12. If tan^(2)theta + tan theta - 2 = 0 then theta =

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  13. The solution set of tan^(2)theta - (1+sqrt(3))tan theta + sqrt(3) =0 i...

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  14. If (tan theta - 1)(tan^(2)theta - 3) = 0 then theta =

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  15. If 3 tna^(4)theta - 10 tan^(2)theta + 3=0 then theta =

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  16. If tan theta + tan 2theta + tan theta tan2theta =1 then theta =

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  17. If tan theta + tan 2theta + sqrt(3) tan theta tan 2theta = sqrt(3) the...

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  18. If tan x + tan 4x+tan 7x=tan x tan 4x tan 7x, then x =

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  19. If 3 tan (theta - 15^(@))=tan (theta + 15^(@)), 0 lt theta lt pi then ...

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  20. The smallest value of 'theta' satisfying the equation sqrt(3) (cot the...

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