Identify the Vertex of the Parabola $y = x ^ { 2 } - 18 x + 85$

question 158

Multiple Choice

Identify the vertex of the parabola.
- $y = x ^ { 2 } - 18 x + 85$

• A) (0, 9)
• B) (4, 9)
• C) (4, 0)
• D) (9, 4)

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Definitions:

Units Sold

The quantity of product units that have been sold during a specific period.

Break-even Point

The point at which total costs and total revenues are equal, meaning the business is neither making a profit nor suffering a loss.

Variable Expenses

Costs that change in proportion to the level of activity or volume of production in a business.

Sales

The total revenue generated from goods or services sold by a company during a specific period.