Find Roots of Complex Numbers in Polar Form
-The Complex $64 \left( \cos 150 ^ { \circ } + \mathrm { i } \sin 150 ^ { \circ } \right)$

question 61

Multiple Choice

Find Roots of Complex Numbers in Polar Form
-The complex cube roots of $64 \left( \cos 150 ^ { \circ } + \mathrm { i } \sin 150 ^ { \circ } \right)$ (polar form)

• A) \(4 \left( \cos 50 ^ { \circ } + i \sin 50 ^ { \circ } \right) , 4 \left( \cos 170 ^ { \circ } + i \sin 170 ^ { \circ } \right) , 4 \left( \cos 290 ^ { \circ } + i \sin 290 ^ { \circ } \right)\)
• B) \(4 \left( \cos 50 ^ { \circ } + i \sin 50 ^ { \circ } \right) , 4 \left( \cos 90 ^ { \circ } + i \sin 90 ^ { \circ } \right) , 4 \left( \cos 130 ^ { \circ } + i \sin 130 ^ { \circ } \right)\)
• C) \(- 4 \left( \cos 50 ^ { \circ } + i \sin 50 ^ { \circ } \right) , 4 \left( \cos 170 ^ { \circ } + i \sin 170 ^ { \circ } \right) , - 4 \left( \cos 290 ^ { \circ } + i \sin 290 ^ { \circ } \right)\)
• D) \(- 4 \left( \cos 50 ^ { \circ } + i \sin 50 ^ { \circ } \right) , 4 \left( \cos 90 ^ { \circ } + i \sin 90 ^ { \circ } \right) , - 4 \left( \cos 130 ^ { \circ } + i \sin 130 ^ { \circ } \right)\)

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Definitions:

Labor Demand

The total amount of workers that employers are willing and able to hire at a given wage level in a certain time period.

Labor Supply

The total hours that workers wish to work at a given wage rate, representing the availability of labor for production.

Equilibrium Wage

The salary level where the amount of work sought by employers matches the amount of work offered by employees.

Wage Discrimination

The practice of paying different wages to employees who do similar work based on the employees' gender, race, age, or other non-merit-based factors.