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`int_(0^(1)(e^(sqrtx))/(sqrtx)dx` का मान ज्ञात कीजिए । |
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Answer» माना `sqrtx=t` `rArr" "(1)/(2sqrtx)dx=dt` `rArr" "(1)/(sqrtx)dx=2dt` `{:(x=0," पर ",t=sqrt0=0),(x=1," पर ",t=sqrt1=t):}` `therefore" "int_(0)^(1)(e^(sqrtx))/(sqrtx)dx=int_(0)^(1)e^(t).2dt=2[e^(t)]_(0)^(1)` `" "=2(e^(-1)-e^(0))=2(e-1)` |
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