$\left(x^3\right)^3+3\cdot\left(x^3\right)^2\cdot2y+3\cdot x^3\cdot2y^2+2y^2$

$\left(tan35^{\circ}+tan5^{\circ}\right)\left(sen35^{\circ}+sen55^{\circ}+1\right)\left(cos35^{\circ}+cos55^{\circ}\right)$

$\int\frac{x}{\left(x+2\right)\left(x^2+3\right)}dx$

$\int_{-2}^22x\left(3x^2+5\right)dx$

$\int\:\:ye^{\left(-\frac{y}{x}\right)}dy$

$9x^2>25$

$4xy-8^2$