Question

Solve for x.

2x2=128

−6 and 6 ​
−8 ​ and 8 ​
−32 ​ and 32 ​
−64 ​ and 64

Answer 1

Explanation:

Answer 2

2x^2 = 128

Divide both sides by 2:

x^2 = 64

Square root both sides:

X = -8 and 8