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If I take the second derivative I get 2, but I want to get a and not 2.
如果我再求二阶导数就能得到2,但我想要a不想得到2
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- 来自原声例句
If I take the second derivative I get 2, but I want to get a and not 2.
如果我再求二阶导数就能得到2,但我想要a不想得到2
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