lim(x→1) sin(x^3-1)/x^2-1 求极限不要用罗比达法则
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lim(x→1)sin(x^3-1)/x^2-1求极限不要用罗比达法则lim(x→1)sin(x^3-1)/x^2-1求极限不要用罗比达法则lim(x→1)sin(x^3-1)/x^2-1求极限不要用
lim(x→1) sin(x^3-1)/x^2-1 求极限不要用罗比达法则
lim(x→1) sin(x^3-1)/x^2-1 求极限不要用罗比达法则
lim(x→1) sin(x^3-1)/x^2-1 求极限不要用罗比达法则
sin(x^3-1)~x^3-1 则limsin(x^3-1)/(x^2-1) =lim(x^3-1)/(x^2-1) =lim(x-1)(x^2+x+1)/[(x-1)(x+1)] =lim(x^2+x+1)/(x+1) =(1^2+1+1)/(1+1) =3/2
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