Question 64625
Factorise as much as possible then cancel out common factors.
{{{(k^2 + 8k + 16)/(k^2 + 12k + 32)*(k^2 + 8k)/(k^2 + 2k - 8)}}}
{{{(k+4)(k+4)/(k+4)(k+8)*k(k+8)/(k-2)(k+4)}}}
{{{(k+4)/(k+8)*k(k+8)/(k-2)(k+4)}}}
{{{(k+4)*k/(k-2)(k+4)}}}
{{{k/(k-2)}}}