$x^2+14x+24$

$120-0.49y\int_0^{\infty}\left(x^{-0.5}.e^{-e}\right)dx$

$\lim_{x\to\infty}\left(ln\left(3x-ln\left(x+2\right)\right)\right)$

$y^2+y^2$

$\lim_{x\to+\infty}\left(\frac{x+1}{2x-3}\right)^{\frac{x^2+2}{x-1}}$

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

$4x+v-2x-x-v$