Question

Х во 2 степени - х-6=0

Answer 1

$_{} x^{2} -x-6=0\\ x^{2} +2x-3x-6=0\\ x*(x+2)-3(x+2)=0\\ (x+2)*(x-3)=0\\ x+2=0\\ x-3=0\\x _{1} =-2\\ x_{2}= 3$