Decide Whether or Not the Equations Are Equivalent $$\begin{array} { l } z ^ { 2 } = 4 \\z = 2\end{array}$$

Multiple Choice

Decide whether or not the equations are equivalent.
- $$\begin{array} { l } z ^ { 2 } = 4 \\z = 2\end{array}$$

A) Equivalent
B) Not equivalent