设f(x)=x(x+1)(x+2)…(x+n),则f′(0)=______.
<p>问题:设f(x)=x(x+1)(x+2)…(x+n),则f′(0)=______.<p>答案:↓↓↓<p class="nav-title mt10" style="border-top:1px solid #ccc;padding-top: 10px;">刘立黎的回答:<div class="content-b">网友采纳 ∵f′(0)=limx→0f(x)−f(0)x=limx→0x(x+1)…(x+n)xlimx→0(x+1)…(x+n)=n!
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