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Александр656
@Александр656
July 2022
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5x²-15x=0 помогите пожалуйста
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rubilovalex
5*x²-15*x=5*x*(x-3)=0. Отсюда либо 5*x=0, либо x-3=0. Из первого уравнения находим x=0, из второго - x=3. Ответ: 0 и 3.
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Vasily1975
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5x*(x-3)=0; 5x=0 или x-3=0. x1=0/5=0. x2=3. Ответ: x1=0, x2=3.
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5x*(x-3)=0; 5x=0 или x-3=0. x1=0/5=0. x2=3. Ответ: x1=0, x2=3.