$\frac{x-4}{3x+2}=\frac{3}{7}$

$\frac{d}{dx}\left(5+4x^2\right)^{ln\left(x\right)}$

$9x^{4}-5x+3\quad\left(-10x^{2}+8x-7\right)$

$m-3\left(2m-1\right)-2\left(-3m-6\right)$

$\lim_{x\to0}\left(\frac{2x}{\sqrt{x}}\right)\left(\frac{\sqrt{x}}{\sqrt{x}}\right)$

$\int\frac{3x+8}{\left(x-2\right)\left(x+-3\right)\left(x+1\right)}dx$

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