Write the Complex Number in Rectangular Form $$3 \left( \cos \frac { \pi } { 3 } + i \sin \frac { \pi } { 3 } \right)$$

question 115

Multiple Choice

Write the complex number in rectangular form.
- $$3 \left( \cos \frac { \pi } { 3 } + i \sin \frac { \pi } { 3 } \right)$$

• A) \(\frac { 3 } { 2 } + \frac { 3 \sqrt { 3 } } { 2 } \mathrm { i }\)
• B) \(\sqrt { 3 } + i\)
• C) \(\frac { \sqrt { 3 } } { 2 } + \frac { 3 \sqrt { 3 } } { 2 } i\)
• D) \(\frac { \sqrt { 3 } } { 6 } + \frac { \sqrt { 3 } } { 6 } i\)

---

Definitions:

Grinding Department

A manufacturing unit or section of a factory where grinding processes are carried out to finish products or components.

Current Period

The present or most recent accounting timeframe in which transactions and financial events are recorded for reporting.

Allocation Bases

A criterion or set of criteria used to distribute costs or revenues among various departments, products, or projects within an organization, aiming for fairness and accuracy in accounting.

Salaries

Regular payments made to employees for their services, typically expressed on an annual basis.