-3x的平方+4x-1=0
问题描述:
-3x的平方+4x-1=0
答
(x-1)(-3x +1) = 0
X 1 = 1
X2 = 1/3
-3x的平方+4x-1=0
(x-1)(-3x +1) = 0
X 1 = 1
X2 = 1/3