SOLUTION: what is the third term in the binomial expansion of (2/3x + y)exponet 5?

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Question 668502: what is the third term in the binomial expansion of (2/3x + y)exponet 5?
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
3rd Term:

(n C k)*(A)^(k)*(B)^(n-k)

(5 C 3)*(2/3x)^(3)*(y)^(5-3)

10*(8/27x^3)y^2

(80/27)x^3y^2

So the third term is