### Home > A2C > Chapter 13 > Lesson 13.1.1 > Problem13-24

13-24.

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1. $\left(a + b\right)^{3}$

Use the Binomial Theorem or multiply the factors two at a time.

$a^{3} + 3a^{2}b + 3ab^{2} + b^{3}$

1. $\left(2m + 5\right)^{3}$

See part (a).