document.write( "Question 630371: Find the vertex, focus, and directrix of the parabola given by the equation. Sketch the graph. \r
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Algebra.Com's Answer #396890 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
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document.write( "Hi,
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document.write( "(2x - 8)^2 = 8y- 56
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document.write( " 2x^2 - 16x + 64 = 8y - 56
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document.write( "2(x-4)^2 -32 +64 = 8y - 56
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document.write( "2(x-4)^2 =  8y - 88
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document.write( "2(x-4)^2 = 8(y-11) 
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document.write( "(x-4)^2 = 4(y-11) 4p = 4, p = 1, V(4,11), F(4,12) directrix:  y = 10
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document.write( "y = (1/4)(x-4)^2 + 11   line of Symmetry is x = 4
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