Respuesta :

Answer:

x_1=-9 , x_2=6

Step-by-step explanation:

y=x^2+3x-54

0=x^2+3x-54

x^2+3x-54=0

x^2+9x-6x-54=0

xTimes(x+9)-6x-54=0  

xTimes(x+9)-6(x+9=0

(x+9)x(x-6)=0

x+9=0

x-6=0

x=-9

x=6

x_1=-9 , x_2=6