$\int\frac{1}{x^{\frac{1}{2}}\:e^{x^{\frac{1}{2}}}}dx$

$2\left(-2\right)^2+2\left(-2\right)-4$

$\sqrt{x}\cdot\sqrt{x}\cdot\sqrt{x}$

$\sqrt{5^{\frac{6}{3}}}$

$\lim_{x\to-3}\left(\frac{4-\sqrt{x^2-7}}{3x+9}\right)$

$\lim_{x\to0}\left(\frac{arctan\left(x^4\right)}{x^3}\right)$

$\sqrt[5]{x^4.x^2}.\sqrt[10]{x^6}.\:y^8$