220k views
2 votes
For the equation (2x - 2) (4x +4)

I got 8x² -8
Can you explain why this is correct or incorrect?

User Schummbo
by
7.9k points

1 Answer

4 votes

Answer:

(2x - 2) (4x +4)

= 2x*4x + 2x*4 - 2*4x - 2*4

= 8x^2 + 8x - 8x - 8

= 8x^2 - 8

Your answer is correct. Great.

User Simple Simon
by
8.3k points

No related questions found

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

9.4m questions

12.2m answers

Categories