Evaluate the Trigonometric Function of the Given Quadrantal Angle $\sin \left( - 450 ^ { \circ } \right)$

question 428

Multiple Choice

Evaluate the trigonometric function of the given quadrantal angle. If the value is undefined, write "undefined."
- $\sin \left( - 450 ^ { \circ } \right)$

• A) \(- 1\)
• B) 0
• C) undefined
• D) 1

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Definitions:

Sales Mix

The composition of a company’s product or service sales, showing the relative proportions of each product or service sold.

Net Income

The total revenue minus total expenses, indicating the profitability of a company over a specific period.

Contribution Margin Ratio

The ratio of Contribution Margin to Sales Revenue, measuring the percentage of each sales dollar available to cover fixed costs and profit.

Fixed Costs

Unvarying costs that do not fluctuate with changes in production or sales levels, such as office rent, staff wages, and insurance coverage.