$\left(\frac{6}{7}c-7b\right)^3$

$\frac{d^2}{dx^2}\left(x^{\left(2\right)}+y^{\left(2\right)}-5x-4y+xy\right)$

$\ln^3\left(7x^2+x+12\right)$

$5a+7b-3c+1b-5c+2a$

$\frac{1}{x-1}>1$

$\left(w+5\right)\left(w-3\right)$

$\lim_{x\to0}\left(\frac{\left(1-\cos\left(3x\right)\left(x^2+16\right)\right)}{x}\right)$