Question

Find the product of (x − 5)2.

Group of answer choices

x2 + 10x + 25

x2 − 10x + 25

x2 − 25

x2 + 25

Answer 1

x² - 10x + 25

Explanation:

The formula for squaring any binomial (an expression with two terms) is:

(a ± b)² = a² ± 2ab + b²

Let a = x and b = 5.

∴ Substituting:

(x - 5)² = x² - 2(x)(5) + (-5)²

= x² - 10x + 25