a x b=24, a x b x a x b=24x24=a x a x b x b = 8 x b x b, 所以

来源: 2025-02-06 09:46:38 [博客] [旧帖] [给我悄悄话] 本文已被阅读:

b x b = 24 x 24 / 8 = 72