InterviewSolution
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निम्न फलनों के मान ज्ञात कीजिये - `int_(0)^(pi//2)cos x e^(sin x)dx` |
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Answer» Correct Answer - `e-1` `I=int_(0)^(pi//2)cos x e^(sinx).dx` माना `sin x = t rArr cos x dx = dt` `rArr" "I=int_(0)^(1)e^(t)dt=|e^(t)|_(0)^(1)=e^(1)-e^(0)=e-1` |
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