Question 600658
Find the standard form of each equation by completing the square. 
x^2-2x-20y-79 = 0
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x^2-2x+1 = 20y+79+1
(x-1)^2 = 20y+80
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(x-1)^2 = 20(y+4)
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This is the vertex form for the parabola.
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Cheers,
Stan H.