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Precalculus Mathematics for Calculus
Found in: Page 797
Precalculus Mathematics for Calculus

Precalculus Mathematics for Calculus

Book edition 7th Edition
Author(s) James Stewart, Lothar Redlin, Saleem Watson
Pages 948 pages
ISBN 9781337067508

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Short Answer

Use a graphing device to graph the ellipse.


Hence, the graph of the ellipse x225+y220=1 is as shown:

See the step by step solution

Step by Step Solution

Step 1. Given information.

Given the equation of ellipse x225+y220=1.

substitution method.

Step 2. Write down the concept.

Comparing the given equation with the standard equation,



The coordinates of the vertices are ±5,0

The coordinates of the foci are ±2.24,0

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