$\int\frac{x+5}{x+4}dx$

$\left(1\:-\:i\right)z\:+\:\left(1\:-\:i\right)z\:=\:4$

$\left[\left(-4\right)-\left(+7-5\right)+\left(-12\right)\right]$

$\frac{a^2}{36}-\frac{h^2}{25}$

$\int_0^5\left(a+\frac{29}{1000}x\right)dx$

$\int8.58e^{0.286x}dx$

$\left(x^2+3\right)^3$