$\left(1+0.5\right)^{\frac{3}{2}}$

$p^2-5p-50$

$\int\frac{x}{\sqrt{3x-5}}dx$

$\frac{1-\sin^2\left(a\right)}{\cos\left(a\right)}=\cos\left(a\right)\sin\left(a\right)$

$\left(k-1\right)\left(k+5\right)\left(k-4\right)$

$10\cdot\left(1+2\cdot\left(3-4\right)\right):-\left(-5\right)$

$589.45+231.78$