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(sin theta)/(cos3theta)+(sin3theta)/(cos...

`(sin theta)/(cos3theta)+(sin3theta)/(cos9theta)+(sin9theta)/(cos27theta)+(sin27theta)/(cos81theta)=`

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(sin theta)/(cos3 theta)+(sin3 theta)/(cos9 theta)+(sin9 theta)/(cos27 theta)+(sin27 theta)/(cos81 theta)=

(sin theta)/(cos(3theta))+(sin(3theta))/(cos(9theta))+(sin(9theta))/(cos(27theta))+(sin(27theta))/(cos(81theta))=

(sin 3theta)/(sin theta)-(cos 3theta)/(cos theta)=

Prove that :(sin theta)/(cos(3 theta))+(sin3 theta)/(cos9 theta)+(sin9 theta)/(cos27 theta)=(1)/(2)(tan27 theta-tan theta)

(sin theta-cos theta+1)/(sin theta+cos theta-1)=(1+sin theta)/(cos theta)

If A= tan27theta - tantheta and B= (sintheta)/(cos 3theta) +(sin 3theta)/(cos 9theta) + (sin 9theta)/(cos 27theta) , then the value of (A+B)/(A-B) +(A-B)/(A+B) -10/3 is

(cos theta)/(1-sin theta)=(1+cos theta+sin theta)/(1+cos theta-sin theta)

(sin theta)/(cos3 theta)+(sin3 theta)/(cos9 theta)+(sin9 theta)/(cos27 theta)=lambda[(Tan mu theta)-Tan theta]" then "mu-50 lambda =

Prove that : sin theta/cos(3theta) +sin (3theta)/cos (9theta) + sin(9theta)/cos( 27theta )= 1/2(tan27 theta -tan theta)

Prove that : (sin theta)/(cos[3 theta])+(sin[3 theta])/(cos[9 theta])+(sin[9 theta])/(cos[27 theta])=(1)/(2)[tan[27 theta]-tan[theta]]

RESONANCE DPP-JEE MAINS-All Questions
  1. Prove that: sin(pi/14)sin((3pi)/14)sin((5pi)/14)sin((7pi)/14)sin((9pi...

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  2. If p,q are the roots of the quadratic equation x^2 + 2bx + c = 0, pro...

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  3. (sin theta)/(cos3theta)+(sin3theta)/(cos9theta)+(sin9theta)/(cos27thet...

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  4. If the equation (x/(1+x^2))^2+a(x/(1+x^2))+3=0 has exactly two real ro...

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  6. Number of solutions of the simultaneous equations |x| + |y|=3 and sin ...

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  7. A solution of the system of equations x-y=1/3 and cos^2pix-sin^2πy=1/2...

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  8. Number of roots of equation 3^(|x|)-|2-|x||=1 is a. 0 b. 2 c. 4 d. 7

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  9. If lines x=y=za n dx=y/2=z/3 and third line passing through (1,1,1) fo...

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  10. solving the following equations : (i) |x-3| = x-1 (ii) |x^(2)-3x|=...

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  11. The number of four-digit numbers that can be made with the digits 1...

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  12. The third term of a G.P. is the square of the first term. If the secon...

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  18. Simplify: x/(x-y)-y/(x+y)-(2x y)/(x^2-y^2)

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  19. There are two die A and B both having six faces. Die A has three faces...

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  20. Solve the following equations : (i) |x^(2)-2| = 2 |x-3| (ii) |x^(2...

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