2乘x-1的立方等于4
问题描述:
2乘x-1的立方等于4
答
2*(x-1)^3=4
(x-1)^3=2
x=2开三次根号+1
2乘x-1的立方等于4
2*(x-1)^3=4
(x-1)^3=2
x=2开三次根号+1