$\left(\frac{4}{7}x+\frac{7}{8}\right)^2$

$5\cdot4\cdot b\cdot n\cdot n$

$\frac{dy}{dx}=\frac{1}{3x+c}$

$\lim_{n\to0}\left(\frac{ln\left(n\right)}{ln\left(2n\right)}\right)$

$\frac{9a^2b^{10}}{3a^2b^{10}}$

$\sqrt{7-x}=3$

$\left(-x^{3}+x^{2}+12x+3\right):\left(x-4\right)$