Find an Equation of the Ellipse That Satisfies the Given $( 0 , \pm 8 )$

question 24

Multiple Choice

Find an equation of the ellipse that satisfies the given conditions.
Foci: $( 0 , \pm 8 )$ , vertices $( 0 , \pm 9 )$

• A) \(\frac { x ^ { 2 } } { 17 } + \frac { y ^ { 2 } } { 81 } = 1\)
• B) \(\frac { x ^ { 2 } } { 17 } - \frac { y ^ { 2 } } { 81 } = 1\)
• C) \(\frac { x ^ { 2 } } { 81 } + \frac { y ^ { 2 } } { 17 } = 1\)
• D) \(\frac { x ^ { 2 } } { 81 } - \frac { y ^ { 2 } } { 17 } = 1\)

Recognize the conditions under which the provision of public goods is optimal, including the role of the government.

Distinguish between rival and nonrival, excludable and nonexcludable goods.

Explain the difference between the marginal cost of production and society's willingness to pay for public goods.

Understand the concept of externalities and their impact on public goods provision.

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