$\left(\frac{3a}{4}+\frac{4}{3}b\right)^3$

$\int_0^{\frac{\sqrt{2}}{2}}\left(2xsin^{-1}\left(x^2\right)\right)dx$

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

$x+1\le3x-4$

$10n+4+\left(-3n\right)+2$

$17,8-x=0,67y\:\:\:\:\:\:\:$

$\lim_{x\to2}\left(\sqrt{7x+22}\right)$