$\left(\log\left(4\right)\left(3x^2-4x\right)\right)=\left(\log\left(4\right)\left(12+2x^2\right)\right)$

$\int\frac{5x^2-x+1}{\left(x^3-4x\right)}dx$

$\int\frac{x^3}{x^2+x+1}dx$

$\left(3x-5\right)\left(3x+8\right)-\left(3x+2\right)^2$

$5\arctan\left(2\left(-\infty\right)\right)$

$4x^5\sqrt[4]{21x^3+24}$

$\left(\frac{1}{6}x+\frac{2}{7}y\right)^2$