$$\int\left(\frac{\frac{1}{3}cos^2x-\frac{1}{4}tanx}{cosx}\right)dx$$

$$\left(\frac{\left(3j^{-3}k^6\right)^4}{j^{-2}k^{-8}}\right)^{\frac{1}{2}}$$

$$16m^2+16m+4n^2$$

$$dy=\left(x^2+x^2y^2\right)dx$$

$$4\left(-6\right)-3$$

$$\int\frac{2x^4}{x^2-2x}dx$$

$$\int\frac{3x-1}{x^2-1}dx$$