$\left(w^3+u^2\right)^2$

$\left(x\:-\:0.5\right)^2$

$0.5\left(x+3\right)=2\left(x-3\right)$

$\left(-6x^2-5x-4\right)-\left(-5^2+x-7\right)$

$\lim_{x\to0}\left(\frac{\left(sin\left(3x\right)sin\left(5x\right)\right)}{1-cos\left(7x\right)}\right)$

$\lim_{x\to1}\left(\frac{12x-60}{x^2-6x+5}\right)$

$\int\frac{t^3}{\sqrt[3]{1+t^2}}dt$