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MODERN PUBLICATION-TRIGNOMETRY-EXERCISE
- If 1 + sin x+ sin^2 x+.... up to oo=4+2 sqrt3, 0ltxlt pi and x ne pi/2...
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- Which one of the following is possible ?
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- If one side of a triangle is double the other and the angles opposite ...
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- Find the value of 3(sinx-cosx)^(4)+6(sinx+cos x)^(2)+4(sin^(6)x+cos^(6...
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- A horse is tied to post by a rope. If the horse moves along circular p...
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- Prove that the minimum value of 3 cosx+4 sin x + 5 is 0.
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- Equation cos 2x + 7 = a (2-sin x) can have a real solution for :
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- Number of solutions of |x-1| = cos x is:
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- If A=sin^(2)theta+cos^(4)theta, then find all real values of theta.
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- Whentheta varies over the real numbers, the maximum value of cos theta...
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- In Delta ABC, if sin ^(2) A+sin ^(2) B =sin ^(3)C, then the triangle i...
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- If tan theta=1/ sqrt7, then ((cosec^2 theta-sec^2 theta)/(cosec^2 thet...
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- sin 47^@ + sin 61^@- sin 11^@- sin 25^@ =
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- The most general of theta satisfying tantheta+tan((3pi)/(4)+theta)=2 a...
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- In triangle ABC, s= (a+b+c)/2, then (b cos^2 frac (C)(2)+ c cos^2 frac...
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- If sin^4 x - cos^4 x = p, then which one of the following is correct ?
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- If cos theta < sin theta and theta lies in the first quadrant, then wh...
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- The angle of elevation from a point on the bank of a river of the top ...
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- If sin^2 x + sin^2 y = 1, then what is the value of cot (x + y) ?
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- What is the value of cos 10^@ + cos 110^@+ cos 130^@ ?
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