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The equation 2cos^2x/2sin^2x=x^2+x^(-2);...

The equation `2cos^2x/2sin^2x=x^2+x^(-2);0`

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ALLEN-TRIGONOMETRIC EQUATION-All Questions
  1. Solve the equation (sinx+cosx)^(1+sin2x)=2, when 0lt=xlt=pi

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  2. Solve the inequation 2^(1/(cos^2 x))sqrt(y^2-y+1/2)<= 1

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  3. The equation 2cos^2x/2sin^2x=x^2+x^(-2);0

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  4. Find the solution set of the inequality sinx > 1/2.

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  5. Find the value of x in the interval [-pi/2,(3pi)/2\ ] for which sqrt(2...

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  6. Find the values of alpha lying between 0 and pi for which the inequa...

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  7. Solve the following equation : tan^2theta+sec^2theta+3-2(sqrt(2)sec...

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  8. Find the solution set of equation 5^((1+log5cosx))=5/2

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  9. If the set of all values of x in (-pi/2,pi/2) satisfying |4sinx+sqr...

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  10. Find the values of x in the interval [0,\ 2pi] which satisfy the inequ...

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  11. Find the values of theta , for which cos3theta+sin3theta+(2sin2theta-3...

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  12. The number of values of x in the in interval [0,5pi] satisfying the eq...

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  13. The number of solutions of the equation (secx)/(1-cosx)=1/(1-cosx) ...

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  14. The number of solutions of equation 2+7tan^2theta=3. 25sec^2theta(0...

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  15. the number of solution of the equation tan^2x-sec^(10)x+1=0 in (0,10) ...

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  16. If (costheta+cos2theta)^3=cos^3theta+cos^3 2theta, then the least p...

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  17. The number of solution(s) of sin2x+cos4x=2 in the interval (0,\ 2pi...

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  18. The complete solution of the equation 7cos^2x+sinxcosx-3=0 is given by...

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  19. If cos(sinx)=0, then x lies in (a) (pi/4,pi/2)uu(pi/2,\ pi) (b) (-pi/4...

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  20. If 0lt=alpha,betalt=90^@ and tan(alpha+beta)=3 and tan(alpha-beta)=2 t...

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