Предмет: Алгебра, автор: mem4ik888

Решите уравнение:
$2x-4x^2=1$

Ответы

Автор ответа: manyny06

1

Ответ:

решение смотри на фотографии

Приложения:

Автор ответа: Аноним

0

$\displaystyle 2x-4x^2=1\\-4x^2+2x-1=0\\D=2^2-4*(-4)*(-1)=-12\\\\x=\frac{-2б\sqrt{-12} }{8}\\ \\x \notin R$

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