$\left(\left(1+0.03\right)^{\frac{3}{12}}-1\right)$

$2\cdot3\cdot\left(3+4\right)$

$\int\left(2x\left(x^2+7\right)\right)dx$

$\lim_{x\to0}\left(\frac{e^{4x-1}}{sin\left(x\right)}\right)$

$9xy+2x^2$

$\left(1+tan^2\left(x\right)\right)^2=sec^4\left(x\right)-4sec^2\left(x\right)$

$\lim_{x\to9}\left(\frac{x^2-81}{\sqrt{x-3}}\right)$