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सिद्ध कीजिये - `int_(0)^(-i//2)(sqrtcosx)/(sqrtsinx+sqrt(cosx))dx=(pi)/(4)` |
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Answer» `f(x)=(sqrt(cosx))/(sqrt(cosx)+sqrt(sinx))` `rArrf((pi)/(2)-x)=(sqrt(cos((pi)/(2)-x)))/(sqrt(cos((pi)/(2)-x)+sqrt(sin((pi)/(2)-x))))=(sqrtsinx)/(sqrtsinx+sqrtcosx)` f(x) तथा `f((pi)/(2)-x)` को जोड़ने पर |
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