$$\int\frac{240\:}{t^3+2t^2-15t}dt$$

$$-\frac{x-3}{x+9}$$

$$16x-12-24x+4$$

$$\left(8p^4-2q\right)^2$$

$$\int_0^{\frac{3}{2}}\left(\frac{1}{x-4}\right)dx$$

$$-\left(18\right).\:\left(32\right)\:+\:\left(-6\right)$$

$$\left|-9\right|+\left|-12\right|+\left(-15\right)$$