countreyja22 countreyja22

15-02-2018
Mathematics

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What is the equation of the directrix for the parabola -8(y-3)=(x+4)^2

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cineusstanleyy cineusstanleyy

15-02-2018

-8y - 24 = 2x + 8
-8 y = 2x + 8 + 24
-8y = 2x + 32
y = - 2/8x - 4

y = -1/4x - 4

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