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`(sin x)/(a^(2) +b^(2) cos^(2)x)` का समाकलन कीजिये - |
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Answer» Correct Answer - `-(1)/(ab)tan^(-1)((b cos x)/(a))` `i = int(sinx)/(a^(2) +b^(2) cos^(2)x) dx = int (sinx)/(b^(2)[1+((b)/(a)cosx)^(2)])` अब माना `(b)/(a)cosx=t rArr sin x dx = - (a)/(b)dt` |
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