Asked by Sarah

Find the indicated term of each expression: seventh term of (x+y)^12




I just have no idea how to go about this, please help.
Answered by Mgraph
An=12Cn*x^(12-n)*y^n,
n=0,1,2,3,...,12

A6=12C6*x^6*y^6
12C6=924

BTW, mCn=m!/(n!(m-n)!)
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