$x+3>5$

$\int\frac{1}{x\sqrt{x^2-225}}dx$

$\frac{\left(\left(\sec\left(x\right)^3\right)+\left(\left(\tan\left(x\right)^2\right)\cdot\left(\sec\left(x\right)\right)\right)\right)}{\left(x\cos\left(x\right)\right)+\sin\left(x\right)}$

$\lim_{x\to0}\left(\frac{1-sen\left(x\right)}{x^3}\right)$

$4 + 5 - ( 3 - 5 ) + 6 + ( 2 + 3 )$

$\left(+75\right)\left(-5\right)$