SOLUTION: Give the coefficient of the third term in the expansion of each of the following. (x+2y)^5

SOLUTION: Give the coefficient of the third term in the expansion of each of the following. (x+2y)^5

Algebra.Com

Question 379705: Give the coefficient of the third term in the expansion of each of the following.
(x+2y)^5
Answer by Edwin McCravy(20055) (Show Source): You can put this solution on YOUR website!
Give the coefficient of the third term in the expansion of each of the following.
(x+2y)⁵

The kth term of  is 

where 

So the coefficient is merely 

Plugging in 5 for N and 3 for k


 




Edwin

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