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The number of values of thetain[0,2pi] ...

The number of values of `thetain[0,2pi]` that satisfy the equation `sin^2theta-costheta=1/4`

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RD SHARMA ENGLISH-TRIGONOMETRIC EQUATIONS-All Questions
  1. Solve that following equations : cosectheta=1+cottheta

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  2. Solve that following equations : (sqrt(3)-1)costheta+(sqrt(3)+1)sin t...

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  3. The number of values of thetain[0,2pi] that satisfy the equation sin^...

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  4. Solve the following equation : cottheta+t a ntheta=2

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  5. Solve that following equations : sqrt(3)costheta+ sintheta=1

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  6. Solve that equation : sintheta+sin3theta+sin5theta=0.

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  7. Solve that equation : costheta+cos3theta-2cos2theta=0

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  8. Solve: cottheta +cos e ctheta=sqrt(3)

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  9. Prove that: sin^2theta=sin^2alpha ,thentheta=npi+-alpha,n in Z

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  10. Write the values of x in [0,pi] for which sin2x ,1/2 and cos2x are in...

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  11. Prove that: tan^2theta=tan^2alpha ,theta=npi+-alpha,n in Z

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  12. Prove that: cos^2theta=cos^2alpha thentheta=npi+-alpha,n in Z

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  13. Find the general solutions of the following equations: sin 2theta=0 ...

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  14. Find the general solutions of the following equations: cos3theta=0 (i...

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  15. Find the general solutions of the following equations: tan2theta=0 ...

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  16. Prove that the general solution of sin θ= sin α, is given by : theta=n...

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  17. Prove that the general solution of cos"theta"=cos"alpha" is given by :...

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  18. Prove that the general solution of tan"theta"=tan"alpha" is given by :...

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  19. Solve the following trigonometric equations: sin(theta/2)=-1 (ii) cos(...

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  20. Solve that following equation: cottheta+t a ntheta=2

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