I have been set this question and don't know wherto begin to get powers from..
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, factor out 2's. , there are n 2's. Do you see a factor of n!?
where did the n from your 3rd line come from?
Originally Posted by oxrigby where did the n from your 3rd line come from? 2 times itself n times is .
Last edited by oxrigby; Oct 2nd 2008 at 01:35 PM.
Reason: got it
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