find the 58th term in the expansion of (2x-3y)^100
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Originally Posted by cm3pyro find the 58th term in the expansion of (2x-3y)^100 we will need this formula
From the Binomial Therom this will generate the k+1 th term.
so we need n=100 k=57 and
evaluating at the above values gives
I hope this helps
Last edited by TheEmptySet; Feb 24th 2008 at 11:12 AM.
Reason: Left out a y in the -3y term
Yes sorry for the typo.
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