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OpenStudy (anonymous):
Find the graphing form, coordinates of the vertex & foci of the equation,then graph the points and equation. 0=y^2 - 4y - x+7?
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OpenStudy (campbell_st):
rewrite the equation as \[x = y^2 - 4y + 7\] this is a parabola that is concave right so complete the square in y \[x = (y^2 - 4y + 4 )+ 3\] now factor the quadratic in y, what do you get..?
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