Answer
$\approx -0.376-0.137i$
Work Step by Step
Evaluate the trigonometric expressions using a calculator, then simplify to obtain:
$0.4\cdot (\cos (200^\circ)+i\cdot \sin(200^\circ))
\\=0.4(-0.9396926208+i\cdot (-0.3420201433))
\\\approx-0.376-0.137i$