Write Complex Numbers in Polar Form
- $- 4 \mathrm { i }$

question 73

Multiple Choice

Write Complex Numbers in Polar Form
- $- 4 \mathrm { i }$

• A) \(4 \left( \cos 270 ^ { \circ } + i \sin 270 ^ { \circ } \right)\)
• B) \(4 \left( \cos 90 ^ { \circ } + i \sin 90 ^ { \circ } \right)\)
• C) \(4 \left( \cos 180 ^ { \circ } + i \sin 180 ^ { \circ } \right)\)
• D) \(4 \left( \cos 0 ^ { \circ } + \mathrm { i } \sin 0 ^ { \circ } \right)\)

---

Definitions:

Sun

The star at the center of our solar system, which provides light and heat essential for life on Earth.

Moon

The Earth's natural satellite, orbiting the planet and influencing various terrestrial phenomena, including tides and potentially affecting the Earth's climate.

Angular Rocks

Rocks characterized by sharp edges and corners, typically resulting from mechanical weathering or fracturing.

Glacier

A moving mass of ice, snow, rock, and other sediment.