$e^{2x}\left(2\cos\left(y\right)dx-\sin\left(y\right)dy\right)=0$

$w2-16\ge0$

$\sqrt{4x^2+20}$

$\int_{\frac{\pi}{4}}^{\frac{\pi}{3}}\left(4\sec\left(x\right)\tan\left(x\right)\right)dx$

$\lim_{x\to\infty}\left(x\ln\left(x\right)\:-\:x\ln\left(x+5\right)\right)$

$\int we^{w^2}dw$

$\left(2x-5\right)\left(7x+2\right)$