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kassia

  • 4 years ago

Someone please help!! What are the coordinates of the foci of the conic section shown below? (y+2)^2/25- (x-3)^2/4=1 A. (3±√21, -2) B. (3, -2±√29) C. (3, -2±√21) D. (3±√29, -2)

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  1. abhisheksingh59
    • 4 years ago
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    C. (3, -2±√21)

  2. kassia
    • 4 years ago
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    thank you!!

  3. abhisheksingh59
    • 4 years ago
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    :)

  4. Stacey
    • 4 years ago
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    a=5 and b=2 c^2 = 25 + 4 = 29 So we add and subtract √29 to the y-coordinate.

  5. Stacey
    • 4 years ago
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    The center is (3, -2) The foci are at (3, -2±√29).

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