$\left(3a^2-2b^2\right)^2$

$\left(4xy+7\right)\left(4xy-3\right)$

$\left(-2\right)\left(9\right)$

$\lim_{x\to\infty}\left(e^x+3x\right)^{\frac{1}{x}}$

$\int_0^{\frac{1}{26^{\frac{1}{2}}}}\left(2\left(36+x^2\right)^{-\frac{1}{2}}\right)dx$

$\int x\left(x-8\right)^3dx$

$16\:\left(_{3b-0.25}\right)$