$\frac{\log\left(2\right)+\log\left(3\right)}{\log\left(6\right)}$

$\frac{64m^3+27n^3}{4m+3n}$

$-4ab^3c^4\left(ax^3-b^3x^2+cx-8abc\right)$

$\left(4-y\right)\left(4+y\right)-y=2\left(4y+3\right)$

$\left(3x^{2}+2x+5\right)\left(3x-2\right)$

$\int10^{4x}dx$

$a^2-7a-14$