October 2021 0 8 Report
Известно, что a + b=7, a · b = 2. Найдите: a)
ab^2 + a^2b;
б)
a^2 + b^2;
в)
(a − b)^2;
г)
a^3 + b^3;
д)
a^3b^6 + a^6b^3;
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