# Doodles Do Algebra – Lesson 59

Update: This Lesson Is Part of Book 3 of Doodles Do Algebra: “The Basic Math of Algebra” available on Amazon.

Worksheet:

Available in the book, “The Basic Math of Algebra, Book 3 of Doodles Do Algebra“

And today there is even more polynomial multiplication practice! The added skill today is that some of the terms of resulting multiplication can be combined.

1. $a^4 +2a^3b +a^2b^2 - 2a^3b -4a^2b^2 -2ab^3 +a^2b^2 +2ab^3 +b^4 = a^4 -2a^2b^2 +b^4$
2. $y^3 -y^2 + y + y^2 -y + 1 = y^3+1$