The expression(5a-4b)(5a+4a) * A) 10a² - 8b² B) 10a - 8b C) 25a - 16b D) 2 5a²-16b²

asked Aug 14, 2022 144k views

3 votes

The expression(5a-4b)(5a+4a) *

A) 10a² - 8b²

B) 10a - 8b

C) 25a - 16b

D) 2 5a²-16b²

5.7k points

Please log in or register to add a comment.

2 votes

Answer:

I think question should change like this.

(5a-4b)(5a+4b)

(5a)(5a+4b) + (-4b)(5a+4b)

25a² + 20ab - 20ab -16b²

25a²- 16 b²

Explanation:

Quita answered Aug 21, 2022

by Quita

4.9k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

5.9m questions

7.7m answers