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Solve 4cot2theta=cot^2theta-tan^2theta...

Solve `4cot2theta=cot^2theta-tan^2theta`

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CENGAGE PUBLICATION-TRIGONOMETRIC FUNCTIONS-All Questions
  1. Match the statements/expressions given in Column I with the values giv...

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  2. prove that sintheta.sec3theta+sin3theta.sec3^2theta+sin3^2theta.sec3^3...

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  3. Solve 4cot2theta=cot^2theta-tan^2theta

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  4. Find the range of f(x)=sin^2x-3sinx+2

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  5. In a triangle DeltaXYZ, let a,b and c be the lengths of the sides opp...

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  6. Prove that (cos10^0+sin10^0)/(cos10^0-sin 10^0)=tan55^0

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  7. Find the range of f(x)=1/(4cosx-3)dot

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  8. Find the general solutions of: 2^(1 + abscosx + abs(cosx)^2 + abs(co...

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  9. Let A B Ca n dA B C ' be two non-congruent triangles with sides A B=4,...

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  10. If in triangle A B C ,/C=45^0 then find the range of the values of sin...

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  11. Solve sqrt(3)costheta+sintheta=sqrt(2)

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  12. Find the range of f(x)=1/(5sinx-6)

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  13. Two parallel chords of a circle of radius 2 are at a distance. sqrt3+1...

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  14. Prove that: sum(k=1)^(100)sin(k x)cos(101-k)x=50"sin"(101 x)

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  15. The expression 3{sin^4((3pi/2)-alpha)+sin^4(3pi-alpha)} -2{sin^6(pi/2+...

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  16. Solve sqrt(3)costheta-3sintheta=4sin2thetacos3thetadot

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  17. Consider a triangle A B C and let a , ba n dc denote the lengths of th...

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  18. If alpha,beta,gamma, in (0,pi/2) , then prove that (sin(alpha+beta+gam...

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  19. Find the number of integral value of n so that sinx(sinx+cosx)=n has a...

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  20. In triangle ABC,angleC=(2pi)/3 and CD is the internal angle bisector ...

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