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CENGAGE PUBLICATION-TRIGONOMETRIC FUNCTIONS-All Questions
- Number of solutions of the equation sin^4x-cos^2xsinx+2sin^2x+sinx=0in...
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- If the median AD of triangle ABC makes an angle pi/4 with the side BC,...
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- If sintheta,tantheta,costheta are in G.P. then 4sin^2theta-3sin^4thet...
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- The value of k if the equation 2 cos x + cos 2kx=3 has only one soluti...
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- If I1, I2, I3 are the centers of escribed circles of triangle A B C ,...
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- Let f(theta)=1/(1+(cottheta)^2) , and S=sum(theta=1^0)^(89^0)f(theta),...
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- The number of values of theta in the interval (-pi/2,pi/2) satisfying ...
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- If the distance between incenter and one of the excenter of an equi...
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- The value of 3(sin^4t+cos^4t-1)/(sin^6t+cos^6t-1) is equal to
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- Number of roots of the equation 2^(tan(x-pi/4))-2(0. 25)^((sin^2(x-pi...
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- If sintheta-costheta=1, then the value of sin^3theta-cos^3theta is
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- Given a triangle A B C with sides a=7, b=8 and c=5. Find the value of ...
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- The smallest positive value of x (in radians) satisfying the equation...
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- In convex quadrilateral A B C D ,A B=a ,B C=b ,C D=c ,D A=d . This qua...
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- Suppose that for some angles xa n dy , the equations sin^2x+cos^2y=(3a...
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- The number of distinct real roots of the equation tan(2pix)/(x^2+x+1)=...
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- In a cyclic quadrilateral PQRS, PQ= 2 units, QR= 5 units, RS=3 units ...
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- The number of solution of the equation sin2theta-2costheta+4sintheta=4...
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- If 0 lt x lt 5/4 and cosx+sinx=5/4 then the value of 16(cosx-sinx)^2 i...
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- If Delta represents the area of acute angled triangle ABC, then sqrt(a...
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