Question

Решить предел

$lim_{n to infty} frac{ x^{4} - 5x }{ x^{2} - 3x + 1}$

Answer 1

$lim_{n to infty} frac{ x^{4}-5x }{ x^{2} -3x+1}= lim_{n to infty} frac{x}{x- frac{3+ sqrt{5}}{2} }* lim_{n to infty} frac{x^3-5}{x- frac{3- sqrt{5}}{2}}=1*oo=oo$