$\left(-6\right)-\left(-10\right)-\left(-3\right)-\left(+8\right)-\left(-2\right)$

$\left(y-9\right)\left(y+5\right)$

$\int x^2\left(x^3+7\right)^{10}dx$

$-\frac{8}{5}-1.5$

$\frac{\pi\cdot4^8}{4^5}$

$\frac{\left(10a^3+3a^2+3\right)}{\left(10a+3\right)}$

$\lim_{x\to2}\frac{\left|x^2-x-2\right|}{x-2}$