Images B1 A0

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B1 a0. (3а-8b)². -3a+6a-9b. 7a-8b/b-a 6a-7b/a-b решение. 5a-(2b-3a)-b.
(3а-8b)². -3a+6a-9b. 7a-8b/b-a 6a-7b/a-b решение. 5a-(2b-3a)-b.

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