Question 258694
Multiply numerator and denominator by the complex conjugate (2-2i).
{{{1/(2+2i)*(2-2i)/(2-2i)=(2-2i)/(4-4i+4i-4i^2)}}}
{{{1/(2+2i)*(2-2i)/(2-2i)=(2-2i)/(4+4)}}}
{{{1/(2+2i)*(2-2i)/(2-2i)=(2-2i)/(8)}}}
{{{1/(2+2i)*(2-2i)/(2-2i)=(1/4)(1-i)}}}