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MODERN PUBLICATION-TRIGNOMETRY-EXERCISE
- 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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- What is the value of tan (-1575^@) ?
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- For which acute angle theta cosec^2 theta= 3 sqrt3 cot theta-5?
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- If tan^2 theta=2 tan^2 phi+1, then which of the following is correct ?
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- The value of sin 10^(@) sin 50^(@) sin 70^(@) is equal to
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- The sines of two angles of a triangle are equal to 5/13 and 99/101 . W...
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- After subtending an angle of 1000^@ from its initial position, the rev...
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- One radian is approximately equal to which one of the following :
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- If cot (x+y)= 1/sqrt3, cot (x-y)= sqrt3, then what are the smallest po...
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- In sinA= 1/sqrt5, cosB= 3/sqrt10, A, B being positive acute angles, th...
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- x = sin theta cos theta, and y = sin theta +cos theta are satisfied by...
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- A man observes the elevation of a balloon to be 30^@. He then walks 1 ...
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