Multiply. -($4 a+11 c)(4 a-11 c)$ A) 16a² - 88ac - 121c² B) 16a² - 121c² C) 4a² - 11c² D) 16a² + 88ac - 121c²

Name: Multiply. -($4 a+11 c)(4 a-11 c)$ A) 16a 2 - 88ac - 121c 2 B) 16a 2 - 121c 2 C) 4a 2 - 11c 2 D) 16a 2 + 88ac - 121c 2
Brand: Quizplus
Rating: 4.9 (37 reviews)

Question

Quizplus · Accepted Answer

This is an example of the difference of squares formula, $a^2 - b^2 = (a + b)(a - b)$. Applying this formula, $(4a)^2 - (11c)^2 = 16a^2 - 121c^2$, which matches choice B.

Multiply - 4a+11c)(4a−11c)4 a+11 c)(4 a-11 c)4a+11c)(4a−11c) A) 16a2 - 88ac - 121c2 B) 16a2 - 121c2

Multiply
- $4 a+11 c)(4 a-11 c)$ A) 16a² - 88ac - 121c²
B) 16a² - 121c²