\infty} \frac{5x^4-x^3+1}{2x^4+x}=" alt="lim_{x->\infty} \frac{5x^4-x^3+1}{2x^4+x}=" align="absmiddle" class="latex-formula">
\infty} \frac{5-\frac{1}{x}+\frac{1}{x^4}}{2+\frac{1}{x^3}}" alt="lim_{x->\infty} \frac{5-\frac{1}{x}+\frac{1}{x^4}}{2+\frac{1}{x^3}}" align="absmiddle" class="latex-formula">