$\left(3d^{3}+8b^{4}\right)^{2}$

$\cos0xsec0=1$

$4x^2-36x-48$

$\lim_{x\to3}\left(\frac{1}{x^2-9}\right)$

$\lim_{x\to0}\left(\frac{\log\left(\log\left(1-x^2\right)\right)}{\log\left(\log\left(\cos\left(x\right)\right)\right)}\right)$

$\int\left(\frac{\left(9x+16\right)^{\frac{1}{2}}}{8}\right)dx$

$\int\left(1+5w\right)\sqrt{w}dw$