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

$-8^2\:-\:6\left(-2\right)$

$-12x^6+6x^5-15x^3$

$\int\left(\frac{\ln^7\left(x\right)}{x}\right)dx$

$25k^6-40j^4k^3+4j^4k$

$0.8+0.3$

$\sqrt{\frac{4^{n+\frac{1}{2}}\left(\sqrt{2^{n-2}}\right)}{\sqrt{\frac{1}{2}\left(2^n\right)}}}$