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`(x-1)/(sqrt(x^(2)-1))` |
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Answer» `{:(int(x-1)/(sqrt(x^(2)-1))dx,"प्रथम समाकलन के लिये,"),(,"माना " x^(2)-1=t),(,2xdx=dt),(=int(x)/(sqrt(x^(2)-1))dx,rArr xdx=(dt)/(2)):}` `-int(1)/(sqrt(x^(2)-1))dx` `=(1)/(2)int(1)/(sqrtt)dt-int(1)/(sqrt(x^(2)-1^(2)))dx` `=(1)/(2)int t^(-1//2)dt-int(1)/(sqrt(x^(2)-1^(2)))dx` `=(1)/(2).(t^(1//2))/(1//2)-log|x+sqrt(x^(2)-1^(2))|+c` `=sqrt(x^(2)-1)-log|x+sqrt(x^(2)-1)|+c` |
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