Question

What are the possible values for x in the equation 4x^2=64

Answer 1

4x^2=64 divide both sides by 4 x^2=16 x= +4, -4 hope this helps

Answer 2

4 x² = 64

Divide each side by 4 : x² = 16

Take the square root
of each side: x = √16

x = + 4
and
x = - 4 .