Question

Solve the equation. 4z2 = 144 Z and z =

Answer 1

You have the following equation:

4z² = 144

in order to solve for z, first divide by 4 both sides

z² = 144/4

z² = 36

next, apply square root both sides

z = ±√36

z = ±6

Hence, the solutions are:

z = 6

z = -6