作者JI1 (HauHau)
看板Math
标题3 + 3 = 6
时间Sun Jun 30 20:19:01 2019
let f(x) = x + 3. then f(3) = 3 + 3 = 6.
therefore, 3 + 3 = 6.
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1F:→ JI1 : or let f(x) = 3 + x 06/30 20:19
2F:推 alan23273850: ip错误 嘻嘻 07/01 08:52