# pre calc

find the equation of the left half of the parabola: (x+5)^2=4y+2

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1. (x+5)^2 = 4 (y + 1/2)

vertex at (-5, -1/2)

so for the left half x is always less than (to the left of) -5
an y is above -1/2
I do not know what else to say

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posted by Damon

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