解方程 4x*4x*4x-x*x*x=63
问题描述:
解方程 4x*4x*4x-x*x*x=63
4x*4x*4x-x*x*x=63
rt请问这题怎么解开来,
答
4x × 4x × 4x - x × x × x = 63
64x³ - x³ = 63
63x³ = 63
x³ = 1
x = 1