$\lim_{x\to0}\frac{4\ln\left(1+3x\right)^2-4\ln\left(4\right)}{x}$

$\left(2p+6\right)\left(2p+3\right)$

$\frac{x^2+2x-35}{x-5}$

$\sqrt{26+28}$

$4w^2+4w+1=121$

$\int_{-3}^4\left(\sqrt{25-x^2}\right)dx$

$-1\int\left(e^{\frac{3x}{2}}\cdot\sin\left(\frac{6x}{5}\right)\right)dx$