How do you multiply (5a^3-9)(3a^2-1)?

1 Answer
Barney V.
Apr 29, 2017

color(blue)(15a^5-5a^3-27a^2+9

Explanation:

color(white)(aaaaaaaaaaaaa)5a^3-9
color(white)(aaaaaaaaaaaaa) underline(3a^2-1)
color(white)(aaaaaaaaaaaaa)15a^5color(white)(aaaaaaaaa)27a^2
color(white)(aaaaaaaaaaaaaaaaaaa)underline(-5a^3color(white)(aaaaaaaaaaa)+9
color(white)(aaaaaaaaaaaaaa)color(blue)(15a^5-5a^3-27a^2+9

Related questions
See all questions in Multiplication of Polynomials by Binomials
Impact of this question
1495 views around the world
You can reuse this answer
Creative Commons License