Question: Math

z^2 -15z+36=0 Factor and solve

In Math | Asked by AnneS2
Answers

z^2 -15z+36=0

(z   )(z    )   (   -12)(   -3)=0 

(z-12) (z-3) = 0

Solve:

(z-12)=0

z-12+12=0+12

z=12

Solve:

(z-3) = 0

z-3+3 = 0+3

z=3

CherieS | 297 days ago