admin百科知識 2022-02-12 22:47:21 (a+b+c)的立方等於多少(a b c)的立方等於多少網友廻答:匿名網友(a b c)³=(a b c)×(a b c)×(a b c)=(a² ab ac ab b² bc ac bc c²)×(a b c)=(a² b² c² 2ab 2ac 2bc)×(a b c)=(a³ ab² ac² 2a²b 2a²c 2abc) (a²... db標簽 生活常識_百科知識_各類知識大全»(a+b+c)的立方等於多少
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