3(x-1)³-81=0 立方根运算

来源:学生作业帮助网 编辑:六六作业网 时间:2024/11/17 01:53:00
3(x-1)³-81=0立方根运算3(x-1)³-81=0立方根运算3(x-1)³-81=0立方根运算3(x-1)³-81=03(x-1)³=81(x

3(x-1)³-81=0 立方根运算
3(x-1)³-81=0 立方根运算

3(x-1)³-81=0 立方根运算
3(x-1)³-81=0
3(x-1)³=81
(x-1)³=27
x-1=3
x=3+1
x=4

3(x-1)³-81=0
(x-1)³=27
x-1=3
x=4