sinx∧3/(sinx)∧2当x趋向于0时求极限

发布时间:2021-03-07 11:38:12

sinx∧3/(sinx)∧2当x趋向于0时求极限

网友回答

lim(x→0)sin(x^3)/(sinx)^2
x/sinx=1 x与sinx同阶
=lim(x→0)sin(x^3)/x^2
=lim(x→0)xsin(x^3)/x^3
=lim(x→0)x
=0
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