求lim(x趋向0)4x^3-2x^2+x)/(3x^2+2x)的极限
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求lim(x趋向0)4x^3-2x^2+x)/(3x^2+2x)的极限求lim(x趋向0)4x^3-2x^2+x)/(3x^2+2x)的极限求lim(x趋向0)4x^3-2x^2+x)/(3x^2+2
求lim(x趋向0)4x^3-2x^2+x)/(3x^2+2x)的极限
求lim(x趋向0)4x^3-2x^2+x)/(3x^2+2x)的极限
求lim(x趋向0)4x^3-2x^2+x)/(3x^2+2x)的极限
lim(x趋向0)4x^3-2x^2+x)/(3x^2+2x)
=lim(x趋向0)(4x^2-2x+1)/(3x+2)
=1/2
lim[4x^3-2x^2+x)/(3x^2+2x)]
=lim[(4x^2-2x+1)/(3x+2)] (约分)
=lim[(8x-2)/3] (洛必达法则)
=-2/3
1/2
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求lim(x趋向0)4x^3-2x^2+x)/(3x^2+2x)的极限