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Solve the following:4cosx.cos 2x.cos3x=1...

Solve the following:`4cosx.cos 2x.cos3x=1`

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MBD PUBLICATION-TRIGONOMETRIC FUNCTIONS-QUESTION BANK
  1. Solve the following:sectheta-1=(sqrt2-1) tan theta

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  2. Solve the following:3tan^2theta-2sintheta=0

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  3. Solve the following:4cosx.cos 2x.cos3x=1

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  4. Solve the following:cos3x-cos2x=sin3x

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  5. Solve the following:cos x+sin x=cos 2x+sin 2x

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  6. Solve the following:tan x + tan 4x+tan 7x=tan x tan 4x tan 7x

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  7. Solve the following:2(sec^2theta+sin^2theta)=5

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  8. Solve the following:(cos x)^( sin^2x-frac{3}{2}sinx+frac{1}{2})=1

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  9. Fill int the blanks choosing correct answer from the bracket. In Del...

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  10. Fill int the blanks choosing correct answer from the bracket. If a c...

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  11. Fill int the blanks choosing correct answer from the bracket. In a D...

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  12. Fill int the blanks choosing correct answer from the bracket. In tri...

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  13. Fill int the blanks choosing correct answer from the bracket. If sin...

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  14. Fill int the blanks choosing correct answer from the bracket. In Del...

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  15. Fill int the blanks choosing correct answer from the bracket. InDelt...

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  16. Fill int the blanks choosing correct answer from the bracket. If a c...

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  17. Fill int the blanks choosing correct answer from the bracket. Ifa = b...

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  18. Fill int the blanks choosing correct answer from the bracket. If a =...

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  19. Prove that a sinA - b sinB = c sin(A-B)

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  20. Prove that b cosB + c cosC = a cos ( B-C)

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