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Solve sin^(4)x=1+tan^(8)x....

Solve `sin^(4)x=1+tan^(8)x`.

A

`x=2npi + pi/8, n int l`

B

`x=npi + pi/12, n int l`

C

`x = 2npi +pi/24, n int l`

D

None of these

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The correct Answer is:
B, D
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AAKASH INSTITUTE ENGLISH-TRIGNOMETRIC FUNCTIONS -Section-B (Objective Type Questions One option is correct)
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  3. Solve sin^(4)x=1+tan^(8)x.

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  4. If theta in (0, 2pi) and 2sin^2theta - 5sintheta + 2 > 0, then the ran...

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  5. if theta int (0,2pi) and 2sin^(2)theta-5sintheta+2 gt 0, then the rang...

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  6. The general solution of the equation tan2theta tan3theta=1 is

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  7. If m, n in N( n> m), then number of solutions of the equation n|sin...

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  10. The solution set of the equation tanax = tanbx

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  11. The general solution of the equation tanx/ (tan2x) + (tan2x)/tanx +2 =...

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  12. The solution of the equation cos^2theta-2costheta=4sintheta-sin2theta ...

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  13. The general solution of sin^2 theta sec theta +sqrt3 tan theta=0 is (n...

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  14. If sinx+cosx=sqrt(y+1/y), y gt 0, x in[0,pi], then find the least valu...

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  15. Find the number of solution(s) of the equation cos (pi sqrt(x)) cos ...

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  16. The number of solutions of sum(r=1)^6 cos(rx)=6 in

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  17. The number of values of x for which sin2x + cos4x = 2 is

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  18. If the equation cosx + 3cos(2Kx) = 4 has exactly one solution, then

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  19. The solution of the inequality log(1//2) sinx gt log(1//2) cosx is

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  20. The values of k for which the equation sin^4 x+cos^4 x+sin2x+k=0 posse...

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