104k views
0 votes
Complete the square for the expression x^2 + 8x

Complete the square for the expression x^2 + 8x-example-1
User Distopic
by
7.7k points

1 Answer

4 votes
x2 - 8x + 16 = 16
(x-4)(x-4) = 16
(x-4)2 = 16
x - 4 = ± 4

So, either
x - 4 = +4 or x - 4 = -4
x = 8 or x = 0
User Fedaykin
by
7.9k 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