$\lim_{x\to1}\left(\frac{\left(1-x+\ln\left(x\right)\right)}{1+\cos\left(\pi\cdot x\right)}\right)$

$\left(\frac{3}{5}x-\frac{4}{7}\right)^2$

$y=\log\left(2-4x^3\right)$

$\int e^{\left(1-4t\right)}dt$

$1-\sin\left(x\right)+\frac{1}{\frac{3}{8}\left(1+\sin\left(x\right)\right)}=0$

$\frac{d}{dx}\left(x^x\right)\left(x+4\right)^3\left(7x-2\right)^5$

$\left(8-3\right)\cdot20+\left(-5\right)\cdot\left(12-3\right)$