document.write( "Question 97783: Find the vertex and focus of the parabola given by:\r
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document.write( " x^2= -1/8 y
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Algebra.Com's Answer #71484 by ryanman(19)![]() ![]() ![]() You can put this solution on YOUR website! Vertex (0,0) and the directrx is parallel to the x-axis and the parabola opens down since the P is negative . \n" ); document.write( "4P = -1/8 \n" ); document.write( "P=-1/32\r \n" ); document.write( "\n" ); document.write( "so the focus is 1/32 units below the vertex (since the parabola opens downwards) , so the focus is at (0,-1/32) \n" ); document.write( " |