求lim(x趋向0)4x^3-2x^2+x)/(3x^2+2x)的极限


谢谢
lim(x趋向慎贺侍0)4x^3-2x^2+x)/(3x^2+2x)
=lim(x趋向0)宽吵拍神(4x^2-2x+1)/(3x+2)
=1/2
lim[4x^3-2x^2+x)/誉键迹(3x^2+2x)]
=lim[(4x^2-2x+1)/(3x+2)] (约亮没分)
=lim[(8x-2)/3] (洛必庆并达法则)
=-2/3
1/2