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charlotteakina

  • 2 years ago

Question on Ellipses! Screenshot attached, and already answered!--check please?

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  1. satellite73
    • 2 years ago
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    your foci are wrong

  2. satellite73
    • 2 years ago
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    second one is right, but the foci are not the vertices

  3. satellite73
    • 2 years ago
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    no, it is not D and C sorry

  4. satellite73
    • 2 years ago
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    your co-vertices are correct, so the second one is right. but the foci are here |dw:1354636076992:dw|

  5. satellite73
    • 2 years ago
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    it is not clear exactly where they are although you could find them by finding the equation

  6. satellite73
    • 2 years ago
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    no that it the major vertex or whatever it is called the foci are not on the ellipse, they are inside

  7. satellite73
    • 2 years ago
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    it will be \((0,a)\) and \((0,-a)\) but we don't exactly have \(a\) what is in the second coordinate of answer B ?

  8. satellite73
    • 2 years ago
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    i would go with that one

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spraguer (Moderator)
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