Question 662362
{{{ ((n^2-3n+2)/(n^2+3n+2))*((8n+8)/(4n+8))}}}

{{{ ((n^2-3n+2)/(n^2+3n+2))*(8(n+1)/4(n+2))}}}...replace {{{-3n}}} with {{{-1n-2n}}} and {{{3n}}} with {{{1n+2n}}}


{{{ ((n^2-n-2n+2)/(n^2+n+2n+2))*(cross(8)2(n+1)/cross(4)(n+2))}}}


{{{ (((n^2-n)-(2n-2))/((n^2+n)+(2n+2)))*(2(n+1)/(n+2))}}}


{{{ ((n(n-1)-2(n-1))/(n(n+1)+2(n+1)))*(2(n+1)/(n+2))}}}


{{{ (((n-2)(n-1))/((n+2)cross((n+1))))*(2cross((n+1))/(n+2))}}}


{{{ ((n-2)(n-1)/(n+2))*(2/(n+2))}}}


{{{ (2(n-2)(n-1))/(n+2)^2}}}