$\sin\left(224\right)\cos\left(89\right)-\cos\left(224\right)\sin\left(89\right)$

$\left(x+a\right)^2+5\left(x+a\right)+4$

$dx-2dy=0$

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

$\lim_{x\to0}\left(\frac{\left(x^2-2x\right)}{x^2-\sin\left(x\right)}\right)$

$\sqrt[3]{a}.\sqrt[3]{a^2}.\sqrt[3]{a^3}$