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Sum of the root of the equation 2 sin^2 theta + sin^2 2theta =2, 0 le theta le pi//2 is |
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Answer» `pi/2` `rArr (2 sin^2 theta -1) cos^2 theta =0` `rArr sin^2 theta =1//2` or `cos^2 theta =0` `rArr theta =pi//4` or `theta=pi//2` |
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