Question

найдите придел функции

Answer 1

$lim_{x to 0} frac{3x^3-x}{x}= frac{3*0^3-0}{0} ={ frac{0}{0} }= lim_{x to 0} frac{x(3x^2-1)}{x}= lim_{x to 0} (3x^2-1)=\ \ =3*0^2-1=-1 \ \ OTBET: -1$