$188\left(31\right)$

$a^2+11a\:+18$

$x^2+\frac{3}{5}x+\frac{9}{100}<\:0$

$\ln\left(\sin\left(x\right)^x\right)$

$5+3+4c$

$\frac{\sin\left(x\right)\cdot\cos\left(x\right)}{\cos\left(2x\right)}-\frac{\tan\left(x\right)}{1-\tan^2\left(x\right)}=0$

$\lim_{x\to\infty}\left(\frac{2\left(\left(x^2-1\right)e^{\frac{1}{x^2}}-x^2\right)}{x}\right)$