Question

Solve x^2 + 8x – 48 = 0 by completing the square. Show your work for full credit. Solve x^2 + 8x – 48 = 0 by completing the square. Show your work for full credit. @Mathematics

Answer 1

(x+8/2)^2-(8/2)^2-48=0
(x+4)^2-64=0
(x+4)^2=64
x+4=8 or -8
x=12 or -4

Answer 2

Thank you (:

Answer 3

http://www.wolframalpha.com/input/?i=x%5E2+%2B+8x+%E2%80%93+48+%3D+0 :))