$\left(200\right)+\left(-128\right)+\left(-35\right)+\left(12\right)$

$\int\ln\left(8r+6\right)dr$

$x+5\le-2$

$8-2\tan^2\left(53\right)+2\csc^2\left(37\right)$

$15\:x^{-3}$

$\lim_{x\to\infty}\frac{\left(2x^4+5x^3-2x^2-1\right)}{\left(3x^2-2x+1\right)}$

$\left(6f-2g\right)^2$