Solve x2 + 8x = 24.

A. - 4 plus or minus 2 sq root of 2

B. - 4 plus or minus 2 sq root of 10

C. - 4 plus or minus 2 sq root of 5

D. - 4 plus or minus 2 sq root of 7

Question

Karter Malone

2 March, 23:54

+1

Answers (2)

Know the Answer?

Ana Odom · Answer 1

Hello,

x²+8x-24=0

Δ=8²+4*24=160

==>x = (-8-4√10) / 2=-4-2√10 or x=-4+2√10

Answer B

Issac Mccarthy · Answer 2

Issac Mccarthy 3 March, 01:40

0

So is it square root or squared?

Solve x2 + 8x = 24.A. - 4 plus or minus 2 sq root of 2B. - 4 plus or minus 2 sq root of 10C. - 4 plus or minus 2 sq root of 5D. - 4 plus or minus 2 sq root of 7