Question

2,4х2=0 решите уравнение

Answer 1

$2,4x+2=0$
$2,4x=-2$
$x=-\frac{2}{2,4}$
$x=-\frac{1}{1,2}$
$x=-\frac{5}{6}$

$2,4x2=0$
$4,8x=0$
$x=0$

$2,4x^2=0$
$x^2=0$
$x=0$


$x^2+49=0$
$x^2=-49$
Нет корней

$2x+49=0$
$2x=-49$
$x=-\frac{49}{2}$
$x=-24,5$