Images 2 A B C AB AC

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2 a b c ab ac. (A-B)^2=(B-A)^2. С2 a2+b2. A(A+B)= ответ. B/A+B*a²-b²/b².
(A-B)^2=(B-A)^2. С2 a2+b2. A(A+B)= ответ. B/A+B*a²-b²/b².

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