HCU MCA 2015 Paper

Question : 39 of 75

Marks: +1, -0

The number of solutions for ‘x’ in the equation given by the determinant below are

|\table 2\cos^2\x , \sin (2\x), -\sin \x; \sin(2\x),2\sin^2\x,\cos\x;\sin\x,-\cos\x,0|=2;

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