SOLUTION: Z to the 2nd power - z = 12 Find the smaller solution of this equation.

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: Z to the 2nd power - z = 12 Find the smaller solution of this equation.      Log On


   

Question 158812: Z to the 2nd power - z = 12
Find the smaller solution of this equation.
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
Z to the 2nd power - z = 12
z^2-z-12=0
(z-4)(z+3)=0
z-4=0
z=4 answer.
z+3=0
z=-3 answer.