$\log5\left(3x-7\right)=1$

$\int\frac{3x+4}{\left(x^2+4\right)\left(3-x\right)}dx$

$2\pi\int_0^{\pi}\left(x\sin\left(x\right)\right)dx$

$\left(4a^2+5x^3\right)^2$

$\frac{1}{s^2+s-20}$

$\lim_{x\to2}\left(\frac{x^3-3x^2+4}{x^4+4x^3-4x^2}\right)$

$\left(x+h\right)^{-\frac{1}{2}}$