(x+1)^2=0.25
问题描述:
(x+1)^2=0.25
答
解
(x+1)²=0.25
x+1=0.5或x+1=-0.5
x=-0.5或x=-1.5
(x+1)^2=0.25
解
(x+1)²=0.25
x+1=0.5或x+1=-0.5
x=-0.5或x=-1.5