518. Решите уравнения: г) 7a - 14a² = 0.

Ответ:

1. Вынесем общий множитель a: a(7 - 14a) = 0. 2. Найдем корни: a₁ = 0, a₂ = 7/14 = 1/2. Ответ: a₁ = 0, a₂ = 1/2.

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