Determine Which Equation Has a Graph Which Is an Ellipse

question 8

Multiple Choice

Determine which equation has a graph which is an ellipse.

• A) 9x² - y² = 1
• C) x² + 9y = 1
• D) x² + y² = 9

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Definitions:

Unit Contribution Margin

The amount each unit sold adds to profit, calculated by subtracting variable costs associated with a product from the sales price per unit.

Break-even Point

The juncture where total expenses match total income, resulting in neither a net profit nor a loss.

Fixed Expenses

Costs that do not change with the level of production or sales, remaining constant over a specified period.

Contribution Margin Ratio

A financial metric that measures the proportion of revenue remaining after variable costs have been deducted, indicating how much revenue is available to cover fixed costs and generate profit.