$10x^2+11x-6$
$f\left(x\right)=ln\left(sin^2\sqrt{x}\right)$
$\frac{1}{4}x+\frac{3}{4}y=5$
$\lim_{x\to\infty}\left(\frac{x^4-7x}{8x^4-x}-\frac{x}{8}\right)$
$2x^3+4x\cdot2cos2x$
$x+33=53$
$x\:-\:5\:=\:-8$
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