Question says Show that the substitution converts into I understand how ln e^x = xlne = x . But Why does u^2 become e^x ? Would it become e^x squared? Angus
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Hi angypangy! Yes, becomes . But becomes . The cancels against the denominator.
Originally Posted by angypangy Question says Show that the substitution converts into I understand how ln e^x = xlne = x . But Why does u^2 become e^x ? Would it become e^x squared? Angus From the laws of logarithms , and by definition CB
Originally Posted by ILikeSerena Hi angypangy! Yes, becomes . But becomes . The cancels against the denominator. I am not getting this. Could you please work through how to do it. This is where I get to. Then let u = e^x ie du = e^x dx and Then what?
Originally Posted by angypangy I am not getting this. Could you please work through how to do it. This is where I get to. Then let u = e^x ie du = e^x dx and Then what? Starting from: du = e^x dx This means So:
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