Question

Solve for this equation z^2-12z=-13

Answer 1

Answer:

$z=\sqrt{-1}$

Step-by-step explanation:

$z^2-12z=-13\\z^2-\frac{-12}{+12} =-13+12\\z^2=-1\\\sqrt{z^{2} } =\sqrt{-1}\\ z=\sqrt{-1}$