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CENGAGE PUBLICATION-TRIGONOMETRIC FUNCTIONS-All Questions
- If π<α<(3π)/2 then sqrt((1-cosalpha)/(1+cosalpha))+sqrt((1+cosalpha)/...
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- In which of the following sets the inequality sin^6x+cos^6x >5/8 hold...
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- Find the number of solutions of sinx=x/(10)
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- If the distances of the vertices of a triangle =ABC from the points of...
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- If 3π/4<α<π, then sqrt(2cotalpha+1/(sin^2alpha)) is equal to
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- Which of the following identities, wherever defined, hold(s) good? (a...
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- Find the coordinates of the points of intersection of the curves y = c...
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- If y=(sinx+cos e cx)^2+(cosx+secx)^2 , then the minimum value of y ,A...
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- A triangle A B C is inscribed in a circle with centre at O , The lines...
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- If sin(x+20^0)=2sinxcos40^0,w h r ex in (0,pi/2), then which of the fo...
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- PQ is a vertical tower having P as the foot. A,B,C are three points ...
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- The equation (cosp-1)^x^2+(cos p)x+s in p=0 in the variable x has real...
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- If a and b are positive quantities, (a gt b) find minimum positive val...
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- The distance between two parallel lines is unity. A point P lies betwe...
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- If the equation cot^4x-2cos e c^2x+a^2=0 has at least one solution, t...
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- The smallest positive x satisfying the equation (log)(cosx)sinx+(log)(...
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- O is the circumcenter of A B Ca n dR1, R2, R3 are respectively, the r...
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- The expression (tan^4x+2tan^2x+1)cos^2x ,w h e nx=pi/(12), can be equ...
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- If roots of the equation 2x^2-4x+2sintheta-1=0 are of opposite sign, t...
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- The variable x satisfying the equation |sinxcosx|+sqrt(2+tan^2+cot^2x)...
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