Write the Complex Number in Polar Form $$- 15 + 20 \mathrm { i }$$

question 42

Multiple Choice

Write the complex number in polar form. Express the argument in degrees, rounded to the nearest tenth, if necessary.
- $$- 15 + 20 \mathrm { i }$$

• A) \(25 \left( \cos 53.1 ^ { \circ } + \mathrm { i } \sin 53.1 ^ { \circ } \right)\)
• B) \(25 \left( \cos 126.9 ^ { \circ } + i \sin 126.9 ^ { \circ } \right)\)
• C) \(25 \left( \cos 306.9 ^ { \circ } + i \sin 306.9 ^ { \circ } \right)\)
• D) \(25 \left( \cos 233.1 ^ { \circ } + \mathrm { i } \sin 233.1 ^ { \circ } \right)\)

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Definitions:

Error Location

The process or act of identifying the specific spot within a data set, document, or system where a mistake or discrepancy has occurred.

Journal

A log where every financial transaction is first recorded in the order of occurrence.

Total Liabilities

The sum of all financial obligations a company owes to outside parties, including loans, bonds payable, and accounts payable.

Ledger

A book or other collection of financial accounts of a particular type, where transactions are recorded.