SOLUTION: 1. find the product (2x+5y)^4 I know that it is 1 4 6 4 1

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Question 134874This question is from textbook
: 1. find the product
(2x+5y)^4
I know that it is
1 4 6 4 1 This question is from textbook

Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
those are the coefficients from Pascal's Triangle

1(2x)^4+4(2x)^3(5y)+6(2x)^2(5y)^2+4(2x)(5y)^3+1(5y)^4