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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Originally Posted by Killswitch 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. Let Let
Yes, that looks like the right substitution... but I get an answer of . We have to evaluate : Substitute , i.e. . So, . .
Here is another way.
Yet another way without changing the upper and lower limits
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