解方程:x²(x-1)²-32(x²-x)+60=0

问题描述:

解方程:x²(x-1)²-32(x²-x)+60=0

x²(x-1)²-32(x²-x)+60=0
(x²-x-30)((x²-x-2)=0
(x-6)(x+5)(x-2)(x+1)=0
x1=6 x2=-5 x3=2 x4=-1