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1 2 12 c. Выполните действия a2b/12c 16c/ab2. A2b/12c 16c/ab2. 2b12c. (3a+2b-c)+(a+b-2c).
Выполните действия a2b/12c 16c/ab2. A2b/12c 16c/ab2. 2b12c. (3a+2b-c)+(a+b-2c).

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