Find an Equation in Standard Form for the Hyperbola That $( \pm 9,0 )$

question 53

Multiple Choice

Find an equation in standard form for the hyperbola that satisfies the given conditions.
-Foci at $( \pm 9,0 )$ , transverse axis with length 6

• A) \(\frac { x ^ { 2 } } { 9 } - \frac { y ^ { 2 } } { 72 } = 1\)
• B) \(\frac { x ^ { 2 } } { 81 } - \frac { y ^ { 2 } } { 9 } = 1\)
• C) \(\frac { x ^ { 2 } } { 9 } - \frac { y ^ { 2 } } { 81 } = 1\)
• D) \(\frac { x ^ { 2 } } { 72 } - \frac { y ^ { 2 } } { 9 } = 1\)

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