Question 43296
{{{x + iy = 3(cos(20^o) + i* sin(20^o))}}}
or {{{x + iy = 3*cos(20^o) + i*(3*sin(20^o))}}}


Equating real and imaginery parts, {{{x = 3cos(20^o)}}} and {{{y = 3sin(20^o)}}}.