$\int\frac{x-2}{\left(4x^2-16x-13\right)^7}dx$

$\left(x+7\right)^2+\left(x+7\right)\left(x-7\right)$

$\lim_{x\to0}\left(\frac{e^{\left(0.01+x\right)}-e^{0.01}}{x}\right)$

$\int10sin\left(x\right)sin\left(2x\right)sin\left(3x\right)dx$

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

$\lim_{x\to4}\left(\sqrt{x-5}\right)$

$3-2m-m+1$