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The solution set of the equation 4 sin t...

The solution set of the equation `4 sin theta. Cos theta-2 cos theta-2sqrt(3)sin theta + sqrt(3)=0` in the interval (0` , 2pi`) is :

A

`(3pi)/(4),(7pi)/(4)`

B

`(pi/3), (5pi)/(3)`

C

`(3pi)/(4), (7pi)/(4), (pi)/(3), (5pi)/(3)`

D

None of these

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The correct Answer is:
d
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NAGEEN PRAKASHAN ENGLISH-TRIGNOMETRIC FUNCTIONS-EXERCISES 3Q
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  2. Find the value of sqrt(3)cosec20^(@)-sec20^(@)

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  3. If cosx=tany,cosy=tanz and cosz=tanx, then sin^2x=?

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  7. The solution set of the equation 4 sin theta. Cos theta-2 cos theta-2s...

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  8. Solutions of the equations (2cosx-1)(3cosx+4)=0 is [0,2pi] is:

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  10. If 4sin^(4)x+cos^(4)x=1, then one general value is:

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  11. If (2+sqrt(3))costheta=1-sintheta, then one general value is:

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  12. The general solution of equation 3 tan(theta - 15^o) = tan(theta+15^o)...

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  13. The solution of costheta.cos2theta.cos3theta=1/4,0 lt theta lt pi/4 is...

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  14. If sectheta-1=(sqrt(2)-1)tantheta, then general value of theta is:

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  15. If sin 3 alpha =4 sin alpha sin (x+alpha ) sin(x-alpha ) , then

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  16. The number of solutions of the equation sintheta+costheta=2 are:

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  17. If sintheta-3sin2theta+sin3theta=costheta-3cos2theta+cos3theta, then o...

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  18. If 3tan^(2)theta-2sintheta=0, then general value of theta is:

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  19. If costheta+cos3theta+cos5theta+cos7theta=0, then general value of the...

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  20. Maximum value of (3sintheta+4costheta) is:

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