Question 554423
5/1 + i = {{{5/1+i}}}
You must have meant 5/(1 + i) = {{{5/(1 + i)}}}
{{{5/(1 + i)}}} = {{{5/(1 + i)}}}{{{(1-i)/(1 + i)}}} = {{{(5-5i)/((1+i)(1-i))}}} = {{{(5-5i)/(1-i^2)}}} = {{{(5-5i)/2}}} = {{{5/2-5i/2}}}