33.9k views
0 votes
25 POINTS
Solve the following quadratic by completing the square

25 POINTS Solve the following quadratic by completing the square-example-1

1 Answer

5 votes

Answer:

x = -1 ± √13

Explanation:

1. Completing the square of (x² +2x) = 12 gets (x + 1)² = 13, which is also (x² + 2x + 1) = 13

2. Square root both sides to get x + 1 = ± 13

3. Take away 1 from both sides to get x = -1 ± 13

User STT LCU
by
7.7k 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