满足1/2(x-1)²=18的x的值是

满足1/2(x-1)²=18的x的值是
满足1/2(x-1)²=18的x的值是

满足1/2(x-1)²=18的x的值是
1/2(x-1)²=18
(x-1)²=36
x-1=6
x=7
x-1= -6
x= -5

1/2(x-1)²=18
(x-1)²=36
x-1=±6
x1=7 x2=-5

x=7或者x= -5

6分之5或者6分之7