Answer
ellipse
Work Step by Step
Given: $25x^{2}+4y^{2}=100$
Divide both sides by $100$
$\frac{25x^{2}}{100}+\frac{4y^{2}}{100}=1$
$\frac{x^{2}}{2^{2}}-\frac{y^{2}}{5^{2}}=1$
which is the standard form of the equation of a ellipse.
Calculus 8th Edition
by Stewart, James
Published by
Cengage
ISBN 10:
1285740629
ISBN 13:
978-1-28574-062-1
Appendix C - Graphs of Second-Degree Equations - C Exercises - Page A23: 16
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