$x^3-x^2+-x^{-2}-5^2$

$\lim_{x\to1}\left(\frac{e^x-\frac{1}{e}}{ln\left(x\right)}\right)$

$log16\left(log5\left(x\right)\right)=\frac{1}{4}$

$0.45w-w$

$\lim_{x\to1}\left(\frac{\sqrt[3]{1+x}-1}{x}\right)$

$\left(\sqrt{7+p^2}\right)^2$

$1-\sin\left(x\right)=\cos\left(x\right)^2$