SOLUTION: find the fifth term of the expression (2a+b)^9

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Question 450141: find the fifth term of the expression (2a+b)^9
Answer by edjones(7569) About Me  (Show Source):
You can put this solution on YOUR website!
(2a+b)^9 expansion of a binomial.
9C5=126 coefficient of the 5th term.
126*2^5*a^5*b^4
=4032a^5b^4
.
Ed