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設f(x)=|x²-4|，求f'(2)=？283Please respect copyright.ＰＥＮＡＮＡpKIhGclFsv
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我會不會下手重了點www 不太老少咸宜283Please respect copyright.ＰＥＮＡＮＡXr0nBlbRNw
8964 copyright protection279ＰＥＮＡＮＡLWE4NV8WO7 維尼

但這題的答案蠻簡單的283Please respect copyright.ＰＥＮＡＮＡv3HFvAZVNL
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