Use Pascal’s Triangle to expand each binomial. (r+s)^3

Name: Problem 3, Chapter 15: Beginning and Intermediate Algebra
Uploaded: 2020-06-26T18:23:29-08:00
Duration: 1 min 10 s
Channel: Amy Jiang
Description: Use Pascal’s Triangle to expand each binomial. (r+s)^3

Question

Amy Jiang · Accepted Answer

step 1 Okay, so we want to use Pascal's triangle to expand the fallen. So now it's that for a triangle,

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