lim{In(e^x+x)}/sin2x在x趋向0时的极限
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lim{In(e^x+x)}/sin2x在x趋向0时的极限
lim{In(e^x+x)}/sin2x在x趋向0时的极限
lim{In(e^x+x)}/sin2x在x趋向0时的极限
当x-->0时,
lim{In(e^x+x)}/sin2x
=lim{In(e^x+x)}/2x
=lim{1/(e^x+x)}*(e^x+1)/2
=1/1 *(1+1)/2
=2/2
=1
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