Convert a Complex Number from Polar to Rectangular Form
- $5 \left( \cos 139 ^ { \circ } + \mathrm { i } \sin 139 ^ { \circ } \right)$

Multiple Choice

Convert a Complex Number from Polar to Rectangular Form
- $5 \left( \cos 139 ^ { \circ } + \mathrm { i } \sin 139 ^ { \circ } \right)$

A) $- 3.8 + 3.3 \mathrm { i }$
B) $3.3 - 3.8 \mathrm { i }$
C) $- 1.7 + 1.5 \mathrm { i }$
D) $1.7 - 1.5 \mathrm { i }$