Perform the Indicated Operation $\left( 15 \operatorname { cis } 18.5 ^ { \circ } \right) \left( 5 \operatorname { cis } 7.5 ^ { \circ } \right)$

question 83

Multiple Choice

Perform the indicated operation. Give answers in rectangular form expressing real and imaginary parts to four decimal
places.
- $\left( 15 \operatorname { cis } 18.5 ^ { \circ } \right) \left( 5 \operatorname { cis } 7.5 ^ { \circ } \right)$

• A) \(3.8128 + 3.2346 \mathrm { i }\)
• B) \(57.1919 + 67.4096 \mathrm { i }\)
• C) \(9.7038 + 11.4384 \mathrm { i }\)
• D) \(67.4096 + 32.8778 \mathrm { i }\)

---

Definitions:

Margins

The blank spaces surrounding the text on a page, which help define where a line of text begins and ends and contribute to the overall readability of the document.

Promote

The act of moving an item up in a hierarchical structure or level, commonly used in applications to elevate the status of textual items or points in documents or presentations.

List Item

An individual entry within a list, often represented with bullet points or numbers in documents and software applications.

Lower Level

A term referring to components or processes that operate at a more basic or fundamental level in a system or hierarchy.