I got this question in my maths exam today, I think I got it right - but I'm unsure.

Use the substitution

I got something like 1/ln64.

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- Jun 18th 2007, 06:08 AMKillswitchIntegrate Using Substitution
I got this question in my maths exam today, I think I got it right - but I'm unsure.

Use the substitution

I got something like 1/ln64. - Jun 18th 2007, 07:17 AMThePerfectHacker
- Jun 18th 2007, 07:29 AMPterid
Yes, that looks like the right substitution... but I get an answer of .

We have to evaluate :

Substitute

, i.e. .

So, .

. - Jun 18th 2007, 07:47 AMPlato
Here is another way.

- Jun 22nd 2007, 01:29 AMcurvature
Yet another way without changing the upper and lower limits