解方程:ax2-(a+1)x+1=0(a为常数且a不等于0)

问题描述:

解方程:ax2-(a+1)x+1=0(a为常数且a不等于0)

ax²-ax-x+1=0
ax(x-1)-(x-1)=0
(ax-1)(x-1)=0
x=1/a,x=1