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战巡 发表于 2022-8-30 11:21 这也没啥难的,还是上次的老套路 令$x_1e^{x_1}=x_2e^{x_2}=a$,然后$x_1=g(a),x_2=h(a)$,那么有
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2025-4-21 01:23 GMT+8
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