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Solve the following trigonometric equati...

Solve the following trigonometric equation :
`cos x + cos 7x = cos 4x`.

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  • TRIGNOMETRY

    MODERN PUBLICATION|Exercise EXERCISE|730 Videos

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MODERN PUBLICATION-TRIGNOMETRY-EXERCISE
  1. Solve the following trigonometric equation : tan theta+ cot theta=2.

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  2. Solve the following trigonometric equation : tan^2 theta+cot^2 theta...

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  3. Solve the following trigonometric equation : cos x + cos 7x = cos 4x...

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  4. Solve the following trigonometric equation : sin 7 theta+ sin 4 thet...

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  5. Solve the following trigonometric equation : cos x + cos 3x - 2 cos2...

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  6. Solve the following trigonometric equation : cos x + cos 3x + cos 2x...

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  7. Solve the following trigonometric equation : cos 3x + cosx -cos 2x =...

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  8. Solve the following trigonometric equation : cos theta+ cos 3theta= ...

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  9. Solve the following trigonometric equation : sin 2x - sin 4x + sin 6...

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  10. Solve the following trigonometric equation : cos x + cos 3x + cos 2x...

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  11. Solve the following trigonometric equation : sin 7x = sin x + sin 3x...

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  12. Solve the following trigonometric equation : cos x + sin x = cos 2x+...

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  13. Solve the following trigonometric equation : sin theta + cos theta =...

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  14. Solve the following trigonometric equation : sin theta + cos theta =...

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  15. Solve the following trigonometric equation : cos theta -sin theta=-...

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  16. Solve the following trigonometric equation : sqrt3 cos theta -sin t...

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  17. Solve the following trigonometric equation : cos theta -sin theta=1...

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  18. Solve the following trigonometric equation : 2 sin x + sqrt3 cos x =...

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  19. Solve the following trigonometric equation : tan theta+ sec theta= s...

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  20. Solve the following trigonometric equation : sec theta- tan theta= s...

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