Write $z _ { 1 } = 2 + 2 i$

question 27

Multiple Choice

Write $z _ { 1 } = 2 + 2 i$ in polar form then find $1 / z _ { 1 }$

• A) \(\frac { 1 } { 4 } - \frac { 1 } { 4 } i\)
• B) \(\frac { 3 } { 4 } - \frac { 1 } { 4 } i\)
• C) \(\frac { 1 } { 4 } + \frac { 1 } { 4 } i\)
• D) \(- \frac { 1 } { 4 } - \frac { 1 } { 4 } i\)
• E) \(\frac { 1 } { 4 } - \frac { \sqrt { 3 } } { 4 } i\)

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Definitions:

Cost Of Goods Sold

The direct costs attributable to the production of goods sold by a company, including material and labor expenses.

Merchandising Company

A business that purchases finished products and sells them to consumers without further processing.

Sunk Cost

Costs that have already been incurred and cannot be recovered or changed.

Alternative

An option or choice among several available in a given situation, often considered when making decisions.