$\int\left(\frac{1}{4}\sqrt{x^3}\right)dx$

$196a^8+168a^2b+36b^2$

$\frac{1-\cos^2x}{\sec^2x-1}$

$\int x\left(x^2+\frac{4}{7}\right)^{-4}dx$

$\left(m+6\right)\left(m-1\right)$

$\left(\frac{1}{2}x+\frac{4}{3}\right)\left(\frac{1}{2}x-\frac{3}{4}\right)$

$\left(\frac{-a^{m}b^{2m}c^{m}}{a^{2m}b^{m}\left(c^{m}\right)^{2}}\right)^{-3}$