$\int\frac{\left(ae^x+b\right)}{ae^x-b}dx$

$4x^2+6x=12$

$\sec^2\left(a\right)-\csc^2\left(a\right)=\tan^2\left(a\right)-\cot^2\left(a\right)$

$2^{13}\cdot2^{10}$

$\left(4x^3+6\right)^{sinx}$

$3^4+5^4$

$\lim_{x\to0}\left(\frac{2x\:+ln\left(x\right)}{2x\:-ln\left(x\right)}\right)$