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Find the general solution of the followi...

Find the general solution of the following equations
`cos 3x+cos x-cos 2x=0`

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A N EXCEL PUBLICATION-TRIGONOMETRIC FUNCTIONS-QUESTION BANK
  1. Find the principle and general solution of the following. cosec x =...

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  2. Find the general solution of the following equations cos 4x = cos 2x

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  3. Find the general solution of the following equations cos 3x+cos x-co...

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  4. Find the general solution of the following equations sin 2x+ cos x =...

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  5. Find the general solutions for each of the following equations sec^2 2...

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  6. Find the solution of the equation sinx+sin3x+sin5x=0

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  7. What is the principal value of theta if tantheta=-sqrt3?

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  8. Find the general solution of tantheta=-sqrt3

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  9. complete the following table

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  10. Consider the trignometric equation 4cos^2theta+6sin^2theta=5 prove tha...

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  11. Consider the trignometric equation 4cos^2theta+6sin^2theta=5 prove tha...

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  12. Consider the equation sintheta+sin3theta+sin5theta=0 prove that sin3th...

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  13. Consider the equation sintheta+sin3theta+sin5theta=0 prove that the ge...

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  14. Consider the equation costheta+sintheta=sqrt2 prove that sin((pi/4)+...

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  15. Consider the equation costheta+sintheta=sqrt2 prove that general sol...

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  16. Consider the equation sqrt3sinx-cosx=sqrt2 prove that sin (x-(pi/6)...

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  17. Consider the equation sqrt3sinx-cosx=sqrt2 Prove that the general so...

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  18. Consider the equation tantheta+sectheta=sqrt3 prove that tan((pi/4)...

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  19. Consider the equation tantheta+sectheta=sqrt3 prove that the general...

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  20. Prove that 2cos(pi/13)cos((9pi)/13)+cos((3pi)/13)+cos((5pi)/13)=0

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