求下列式子中x的值.(x-1)²=16
问题描述:
求下列式子中x的值.(x-1)²=16
答
(x-1)²=16
x-1=±4
X=-5或3
求下列式子中x的值.(x-1)²=16
(x-1)²=16
x-1=±4
X=-5或3