$\left(15m+6m\right)^2$

$3x^2+8x+4=0$

$\left(16x-32y+17z\right)+\left(-28x-18y+27z\right)$

$\left|-9\right|+\left|-4\right|$

$\left(4\cdot1\cdot1^3+6\cdot1\right)\cdot0.5$

$\frac{dy}{dx}=\frac{y+4}{x-4}$

$\lim_{x\to0}\left(\frac{\left(8^x\right)\cdot ln\left(8\right)-ln\left(2\right)\cdot2^{\left(2\cdot x+1\right)}}{4}\right)$