# math Question

Find an equation that models a hyperbolic lens with a=12 inches and foci that are 30 inches apart. assume that the center of the hyperbola is the origin and the transverse axis is vertical.

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1. a=12
c=30/2=15
b=√(15^2-12^2)=9

For a hyperbola with horizontal axis,

x²/a²-y²/b²=1
x²/12²-y²/9²=1

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2. y²/144²-x²/25²=1

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3. Who will win?

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4. I would.

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