Предмет: Математика, автор: Камила3931

решите уравнение 7x^2-1/5x=0

Ответы

Автор ответа: кляча

0

7х^2 - 0,2x = 0
0,2x (35x - 1) = 0
x1 = 0
35x - 1 = 0
35x = 1
x 2= 1/35
Ответ: х1 = 0; х2 = 1/35

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