[x+1/2][x-1/2]-2x[1/2x+1/3]=0

问题描述:

[x+1/2][x-1/2]-2x[1/2x+1/3]=0
解方程,

x^2-1/4-1-2x/3=0 12x^2-8x-15=0 (2x-3)(6x+5)=0 x=3/2或-5/6