Perform the Operation and Leave the Result in Trigonometric Form $\frac { \left( \cos 110 ^ { \circ } + i \sin 110 ^ { \circ } \right) } { 2 \left( \cos 50 ^ { \circ } + i \sin 50 ^ { \circ } \right) }$

question 16

Multiple Choice

Perform the operation and leave the result in trigonometric form. $\frac { \left( \cos 110 ^ { \circ } + i \sin 110 ^ { \circ } \right) } { 2 \left( \cos 50 ^ { \circ } + i \sin 50 ^ { \circ } \right) }$

• A) \(\frac { 1 } { 2 } \left( \cos 60 ^ { \circ } + i \sin 60 ^ { \circ } \right)\)
• B) \(\frac { 1 } { 2 } \left( \cos 60 ^ { \circ } - i \sin 60 ^ { \circ } \right)\)
• C) \(\frac { 1 } { 2 } \left( \cos 110 ^ { \circ } + i \sin 110 ^ { \circ } \right)\)
• D) \(\frac { 1 } { 2 } \left( \cos 110 ^ { \circ } - i \sin 110 ^ { \circ } \right)\)
• E) \(\frac { 1 } { 2 } \left( \cos 50 ^ { \circ } + i \sin 50 ^ { \circ } \right)\)

---

Definitions:

Human Welfare

Refers to the general health, happiness, and safety of a person or society.

Meta-Analysis

A statistical technique that combines the results of multiple studies to determine overall trends.

Significance Testing

A statistical method used to determine if the results of a study are likely to be true, or if they occurred by chance.

Cross-Sectional Research

A research method that involves analyzing data from a population, or a representative subset, at a specific point in time.