Images B1 B2 A1

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B1 b2 a1. B+1/B-1-B/B+1 3b+1/2b-2. Вариант 6 1) a -> b = b -> a 2) a. 2a2-2b2-a+b/1-2a-2b. 2a/b2-1/2a 1/b+1/2a.
B+1/B-1-B/B+1 3b+1/2b-2. Вариант 6 1) a -> b = b -> a 2) a. 2a2-2b2-a+b/1-2a-2b. 2a/b2-1/2a 1/b+1/2a.

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