1)
x1 + x2 = -10
x1 * x2 = -11
x1=-11; x2=1
2)
x1+x2=3
x1*x2=-4
x1=4; x2=-1
3)
x1+x2=-12
x1*x2=-13
x1=-12; x2=-1
1)
x1 + x2 = -10
x1 * x2 = -11
x1=-11; x2=1
2)
x1+x2=3
x1*x2=-4
x1=4; x2=-1
3)
x1+x2=-12
x1*x2=-13
x1=-12; x2=-1