$\int_y^1\left(e^{\frac{x}{y}}\right)dx$

$\sqrt[4]{36a^2b^2c^1}$

$y=\left(3\:+\:4x\:-x^2\right)^{\frac{1}{2}}$

$\lim_{x\to\infty}\left(5^{x+1}-5^x\right)$

$\lim_{x\to1}\left(1+3lnx\right)^{\left(\frac{1}{sen\left(1-x\right)}\right)}$

$\left(-2\right).\left(-3\right)+\left(4\right)\left(-3\right)$

$\lim_{x\to0}\left(\frac{x^2-9}{3-x}\right)$