Equation \[x=a\cos \theta ,\ y=b\sin \theta (a>b)\] represent a conic section whose eccentricity e is given by

\[{{e}^{2}}=\frac{{{a}^{2}}-{{b}^{2}}}{{{b}^{2}}}\]

\[{{e}^{2}}=\frac{{{a}^{2}}+{{b}^{2}}}{{{a}^{2}}}\]

\[{{e}^{2}}=\frac{{{a}^{2}}+{{b}^{2}}}{{{b}^{2}}}\]

\[{{e}^{2}}=\frac{{{a}^{2}}-{{b}^{2}}}{{{a}^{2}}}\]

Equation \[x=a\cos \theta ,\ y=b\sin \theta (a>b)\] represent a conic

1.	Equation \[x=a\cos \theta ,\ y=b\sin \theta (a>b)\] represent a conic section whose eccentricity e is given by
A.	\[{{e}^{2}}=\frac{{{a}^{2}}+{{b}^{2}}}{{{a}^{2}}}\]
B.	\[{{e}^{2}}=\frac{{{a}^{2}}+{{b}^{2}}}{{{b}^{2}}}\]
C.	\[{{e}^{2}}=\frac{{{a}^{2}}-{{b}^{2}}}{{{a}^{2}}}\]
D.	\[{{e}^{2}}=\frac{{{a}^{2}}-{{b}^{2}}}{{{b}^{2}}}\]
Answer» D. \[{{e}^{2}}=\frac{{{a}^{2}}-{{b}^{2}}}{{{b}^{2}}}\]

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Equation \[x=a\cos \theta ,\ y=b\sin \theta (a>b)\] represent a conic section whose eccentricity e is given by

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