$3u-9u$

$x^2+6.5\cdot10^{-2}-6.5\cdot10^{-3}$

$\left(2-4x\right)\left(-\frac{7}{6x}\right)$

$\int6\sin^{3}\left(x\right)\cos\left(x\right)dx$

$\lim_{t\to0}\left(\frac{ln\left(at\right)\cdot t^{p+1}}{p+1}-\frac{t^{p+1}}{\left(p+1\right)^2}\right)$

$\frac{4x^3+5x+2}{x-1}$

$14,97+112,09$