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Solve the following equation: sintheta+...

Solve the following equation: ` sintheta+ sin2theta+sin3theta+sin4theta=0`

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`(sintheta+sin3theta)+(sin2theta+sin4theta)=0`
`2sin2thetacostheta+2sin3thetacostheta=0`
`2costheta(sin2theta+sin3theta)=0`
`4costhetasin(5theta/2)cos(theta/2)=0`
...
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RD SHARMA-TRIGONOMETRIC EQUATIONS-Solved Examples And Exercises
  1. Solve the following equation: sintheta+sin5theta=sin3theta

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  2. Solve the following equation: costheta+sintheta=cos2theta+ sin2theta

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  3. Solve the following equation: sintheta+ sin2theta+sin3theta+sin4theta...

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  4. Solve the following equation: sin3theta-sintheta=4cos^2theta-2

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  5. Solve the following equation: costheta+cos3theta-cos2theta=0

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  6. Solve the following equation: costheta\ cos2theta\ cos3theta=1/4

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  7. Solve the following equation: sintheta+sin2theta+sin3theta+ sin4theta=...

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  8. Solve the following equation: sin2theta-sin4theta+sin6theta=0

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  9. Solve the following equation: tantheta+tan2theta+tan3theta=0

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  10. Write the general solution of tan^2 2x=1.

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  11. Solve the equation 5cos^2 theta+7sin^2theta-6=0

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  12. Writhe the number of values of theta\ in\ [0,2pi] thast satisfy the eq...

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  13. If 2sin^2theta=3\ costheta,\ w h e r e\ 0lt=thetalt=2pi, then find the...

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  14. The smallest value of theta satisfying the equation sqrt(3)(cottheta+t...

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  15. If costheta+sqrt(3)sintheta=2, then theta= a.pi//3 b. 2pi//3 c. 4pi//...

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  16. The general solution of the equation 7cos^2theta+3sin^2theta=4 is thet...

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  17. A solution of the equation cos^2theta+sintheta+1=0 lies in the interva...

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  18. The number of solution in [0,pi//2] of the equation cos3xtan5x=sin7x i...

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  19. The general value of x satisfying the equation satisfying the equati...

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  20. The smallest positive angle which satisfies the equation 2sin^2theta+s...

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