$\int\left(\frac{\left(7x+23\right)}{\left(x+3\right)\left(x+4\right)}\right)dx$

$y+3x^2=x^2$

$\lim_{x\to\infty}\left(\frac{4x^2+5}{3x^3+6}\right)$

$x^2+2x-15\ge0$

$\left(x^{2-4}\right)^8$

$\frac{d}{dx}\frac{2w^6-5w}{9w}$

$\frac{\tan\left(x\right)+\cot\left(x\right)}{\sin\left(x\right)\cdot\sec\left(x\right)\csc\left(x\right)}$