$\left|-10\right|-\left|-4\right|$

$\left(\frac{1}{2}x^3\right)\left(-\frac{2}{3}a^2x\right)\left(-\frac{3}{5}a^4m\right)$

$\frac{sin\left(x\right)-tan\left(x\right)}{-2tan\left(x\right)}=\sin^2\left(x\right)$

$7x>1+3x$

$x^3+6x^2+9x=0$

$\frac{63m^6-243n^6}{2m+3n}$

$\lim_{x\to0}\left(\frac{1-e^{-x}}{\sin\left(x\right)}\right)$