:lim(xsin1/x+1/xsinx)x趋于0

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:lim(xsin1/x+1/xsinx)x趋于0:lim(xsin1/x+1/xsinx)x趋于0:lim(xsin1/x+1/xsinx)x趋于0答案是1.lim(x→0)[xsin(1/x)+(

:lim(xsin1/x+1/xsinx)x趋于0
:lim(xsin1/x+1/xsinx)x趋于0

:lim(xsin1/x+1/xsinx)x趋于0
答案是1.
lim(x→0) [xsin(1/x)+(1/x)sinx]
=lim(x→0) xsin(1/x)+lim(x→0) sinx/x,前面一项是(0×有界函数),等于0
=0+1
=1

我求的是1,不知道对不对