$y'-y=2\cdot e^x\cdot y^2$

$\:5x\:x\:2x$

$\int_{\frac{\pi}{3}}^{\frac{\pi}{2}}\left(\frac{1}{1+senx}\right)dx$

$x^2+\frac{30}{4}x$

$\left(5y^2-xy+y^3\cdot\sin\left(y\right)\right)\left(\frac{1}{y^3}\right)$

$5x+2y-3x+4$

$\int\frac{\sin2\left(x\right)}{4+\cos2\left(x\right)}dx$