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Austin Riley
Austin Riley asked in Science & MathematicsMathematics · 3 years ago

MATH PRE-CALC CAN ANYONE HELP ME IM SO LOST!!!??

(1 pt) The equation of the ellipse that has a center at (6,9), a focus at (3,9), and a vertex at (11,9), is

See attached photo

Can someone please help me out with this. Can you show how it done please? which one is what?

Thanks a lot!

i appreciate it!

Attachment image

1 Answer

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  • DWRead
    Lv 7
    3 years ago
    Favorite Answer

    (C,D) = center

    C = 6

    D = 9

    c = distance between focus and center = 3

    A = distance between vertex and center = 5

    c² = A²-B²

    3² = 5²-B²

    B² = 16

    B = 4

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