0/0型,適用羅必達定理
上下同求導
=lim 2/(1+2x)*1/(3e^3x)
x->0
=2/1*1/3
=2/3
(ln(1+2x)/e^3x-1)x趨向0的極限
(ln(1+2x)/e^3x-1)x趨向0的極限
數(shù)學人氣:340 ℃時間:2020-03-30 18:38:19
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