Question 147373
Given {{{2*sqrt(5-9) * sqrt(5+7)}}}
{{{2*sqrt(-4) * sqrt(12)}}}
{{{2*sqrt(-1*4) * sqrt(4*3)}}}
{{{2*sqrt(-1)*sqrt(4) * sqrt(4)*sqrt(3)}}}
{{{2*i*2* 2 *sqrt(3)}}}
{{{8*i*sqrt(3)}}}
{{{8sqrt(3)*i}}}