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No Plagiarism!69cYiIGxCSCkCbx9zDZoposted on PENANA 設f(x)=|x²-4|,求f'(2)=?259Please respect copyright.PENANAXOshomjIZJ
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我會不會下手重了點www 不太老少咸宜259Please respect copyright.PENANAIJDhUgruMZ
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但這題的答案蠻簡單的259Please respect copyright.PENANA03Xa9oQsVE
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