Вопрос школьника по предмету Математика
(5y+7)(2y-0,4)=0
Решите уравнение пожалуйста
Ответ учителя по предмету Математика
Ну там для начала надо умножить всё на всё , потом подобные привести , как я понял получилось квадратное уравнение ну и через дискриминант
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