Question 239507
how would you begin to solve this problem 1+i over 1+2i + 1-i over 1-2i
------------
Get a common DEN, as with any fraction problem.
CD = (1+2i)*(1-2i) = 5
{{{(1+i)/(1+2i) + (1-i)/(1-2i)}}}
= {{{((1+i)*(1-2i) + (1-i)*(1+2i))/3}}}
= {{{(1+2-i + 1+2+i)/3}}}
= 6/3
= 2