Determine Whether the Parabola Opens Upward or Downward $$y = x ^ { 2 } - 2 x - 5$$

question 152

Multiple Choice

Determine whether the parabola opens upward or downward.
- $$y = x ^ { 2 } - 2 x - 5$$

• A)downward
• B)upward

---

Definitions:

Total Revenue

The total receipts a firm receives from sales of its product or services.

Total Revenue

The overall amount of money generated by a firm from selling its goods or services, calculated as the unit price multiplied by the quantity sold.

Perfectly Inelastic Demand

The case in which the quantity demanded does not respond at all to changes in the price; the demand curve is a vertical line.

Demand Curves

A graph representing the relationship between the price of a good and the quantity of that good buyers are willing to purchase at various prices.