Question

помогите решить уравнение: 12-3x^2=0

Answer 1

-3х^2=-12;
х^2=-12:(-3);
х^2=4;
х=-2;или х=2

Answer 2

$12-3x^2=0 \ 3x^2=12 \ x^2=4 \ x_{1}=2 \ x_{2}=-2$