135k views
0 votes
solve the equation by completing the square. round to the nearest hundredth if necessary 4x^2+8x-32=0

User Mikelong
by
8.7k points

2 Answers

3 votes
4x^2+8x-32=0
4x^2+8x=32
4x^2+8x+4=36
(2x+2)^2=6^2
2x+2=6
2x=6-2
2x=4
x=4/2
x=2
User Hacking Life
by
9.0k points
3 votes

2, –4

should be correct let me know i'll check again:)

User Chante
by
8.2k points

No related questions found