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algebra 2

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Write an equation for a parabola with vertex at (3,- 6) and focus at (3,- 4).

  • algebra 2 -

    Given: V(3,-6), F(3,-4).

    VF =1/4a = -4 -(-6).
    1/4a = 2.
    4a = 1/2.
    a = 1/8.

    Y = a(x-h)^2 + k.
    Y = (1/8)(x-3)^2 -6.

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