Find the Center and Radius of the Circle $x ^ { 2 } + y ^ { 2 } = 49$

question 33

Multiple Choice

Find the center and radius of the circle $x ^ { 2 } + y ^ { 2 } = 49$ .

• A)center: (0,0),radius: 11
• B)center: (-1,1),radius: 11
• C)center: (0,0),radius: 7
• D)center: (-1,-1),radius: 7
• E)center: (-7,-11),radius: 7

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Definitions:

Willingness To Pay

The maximum price at which a consumer is prepared to buy a good or service, reflecting the value they place on it.

Full Cost

The total expense associated with producing a good or service, including both fixed and variable costs.

Producer Surplus

The difference between what producers are willing to sell a good for and the actual price they receive, essentially a measure of producer benefit.

Demand Curve

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