Perform the Operation Shown Below and Leave the Result in Trigonometric

question 273

Multiple Choice

Perform the operation shown below and leave the result in trigonometric form. $\left[ 6 \left( \cos 40 ^ { \circ } + i \sin 40 ^ { \circ } \right) \right] \left[ 8 \left( \cos 190 ^ { \circ } + i \sin 190 ^ { \circ } \right) \right]$

• A) \(14 \left( \cos 230 ^ { \circ } + i \sin 230 ^ { \circ } \right)\)
• B) \(48 \left( \cos 76 ^ { \circ } + i \sin 76 ^ { \circ } \right)\)
• C) \(14 \left( \cos 40 ^ { \circ } + i \sin 40 ^ { \circ } \right)\)
• D) \(14 \left( \cos 8 ^ { \circ } + i \sin 8 ^ { \circ } \right)\)
• E) \(48 \left( \cos 230 ^ { \circ } + i \sin 230 ^ { \circ } \right)\)

---

Definitions:

Variable Cost

A cost that changes in proportion to changes in the level of output or activity.

Accounts Receivable Balance

The accounts receivable balance represents the total amount of money owed to a company by its customers for goods or services rendered but not yet paid for.

Inventory Period

The time it takes to acquire and sell inventory.

Operating Cycle

The duration between the acquisition of inventory by a company and the receipt of cash from accounts receivable, indicating how quickly a company turns over inventory and collects debts.