求极限:lim((sin(1/x)*x√x)/(√x-1))要详细过程,

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求极限:lim((sin(1/x)*x√x)/(√x-1))要详细过程,
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求极限:lim((sin(1/x)*x√x)/(√x-1))要详细过程,
求极限:lim((sin(1/x)*x√x)/(√x-1))要详细过程,

求极限:lim((sin(1/x)*x√x)/(√x-1))要详细过程,
lim(x→∞)((sin(1/x)*x√x)/(√x-1))
=lim(x→∞)sin(1/x)*x
=lim(x→∞)sin(1/x)/(1/x) (1/x=t)
=lim(t→0)sint/t
=1