# How do you simplify ((2-4)/d)/(2-d)?

May 27, 2015

$2 - 4 = - 2$

Division is the same as multiplication by the inverse.

Therefore
$\frac{\frac{2 - 4}{d}}{2 - d}$

$= \frac{2}{d} \cdot \frac{1}{2 - d}$

$= \frac{2}{2 d - {d}^{2}}$