Find the Vertex, Focus, and Directrix of the Parabola Given

question 52

Multiple Choice

Find the vertex, focus, and directrix of the parabola given by the equation.

• A)vertex : , focus : , directrix :
• B)vertex : , focus : , directrix :
• C)vertex : , focus : , directrix :
• D)vertex : , focus : , directrix :
• E)vertex : , focus : , directrix :

---

Definitions:

Marginal Cost

The rise in overall expenses associated with the creation of an extra unit of a good or service.

Economic Profit

The difference between total revenues and total costs, including both explicit and implicit costs, representing excess returns over the firm's opportunity costs.

Competitive Market

A market structure characterized by many buyers and sellers, where no single entity can dictate prices, leading to optimal resource allocation.

Marginal Revenue

The additional income earned from selling one more unit of a product or service.