+0  
 
0
391
1
avatar

(x+2)(x-3)=x2

 20.04.2021
 #1
avatar+3976 
0

(x+2)(x-3) = x²

x² +2x -3x -6 = x²

x² -x -6 = x²  |-x²

-x-6  = 0

x = -6

 20.04.2021

1 Benutzer online