解方程:(x-1)²=5;3(x-1)²=12;(x-1)²=8

问题描述:

解方程:(x-1)²=5;3(x-1)²=12;(x-1)²=8

正负 √5 +1 ,3或-1,2√2+1或,-2√2+1.希望能帮到你!