$\lim_{x\to\infty}\:\left(\sqrt{x^2+9x}-x\right)$

$\lim_{x\to-\infty}\left(\frac{9+2x^3}{x-\sqrt{x^6+x^2}}\right)$

$697+m=1526$

$-1\:+\:44\:+\:\left(-896\right)\:+\:\left(-58\right)\:+1024\:$

$-x-10<5x+4$

$\lim_{x\to0}\left(\ln\left(a\cdot y^x+b\cdot z^x\right)\right)$

$-\frac{20}{9}x+\frac{25}{9}x^2$