Find an Equation for the Ellipse with Foci $( \pm 7,0 )$

question 61

Essay

Find an equation for the ellipse with foci $( \pm 7,0 )$ , and major axis of length $18$ .

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Definitions:

Retire

The process of leaving one's job and ceasing to work, typically due to age or health reasons.

Interest Rate

The percentage of a sum of money charged for its use, reflecting the cost of borrowing money or the return on invested funds.

Bond

A fixed income investment in which an investor loans money to an entity (typically corporate or governmental) which borrows the funds for a defined period at a variable or fixed interest rate.

Payment

The transfer of money or goods in exchange for the provision of services, the fulfillment of an obligation, or the purchase of goods.