Question

What are the solutions of the equation?
Z^2 - 6z - 27 = 0

Answer 1

Z= -3 or Z=9

Explanation:

Step 1:Factor left side of equation.

(z+3)(z-9)=0

Step 2:Set factors equal to 0.

z+3=0 or z+9=0

z= -3 or z=9...