Question 331210
16d^2/2d^2-16d+32 multiplied by 2d-8/4d 

..
{{{16d^2/2(d^2-8d+16) * 2(d-4)/4d}}}
..
{{{8d^2/(d-4)^2 * (d-4)/2d}}}
..
4d/(d-4)