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joseebell

  • 3 years ago

What are the directrices of the hyperbola given by the equation y^2/49-x^2/9=1

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  1. anonymous
    • 3 years ago
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    i am confused because so far as i know a hyperbola does not have a directrix

  2. anonymous
    • 3 years ago
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    it does have two asymptotes however the asymptotes for \[\frac{y^2}{a^2}-\frac{x^2}{b^2}=1\] are\[y=\pm\frac{a}{b}x\]

  3. joseebell
    • 3 years ago
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    Thank you, that equation actually helps!

  4. anonymous
    • 3 years ago
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    yw

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