Use DeMoivre's Theorem to Find the Indicated Roots of the Complex

question 165

Multiple Choice

Use DeMoivre's theorem to find the indicated roots of the complex number. ​
Fourth roots of ​

• A) ​
• B) ​
• C) ​
• D) ​

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Definitions:

Thrust Sheets

Large segments of the Earth's crust that have been thrust over one another by compressional forces, commonly found in mountainous regions.

Subsidence

The sinking or settling of the Earth's surface, often caused by natural processes such as erosion or human activities like mining.

Subduction Zones

Regions of the Earth's crust where one tectonic plate moves under another, leading to volcanic activity and earthquakes.

Mantle Upwellings

The upward movement of the Earth's mantle material, which can lead to volcanic activity and the formation of new crust at mid-ocean ridges.