document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=752970>Question 752970</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Write an equation for each parabola described below. Then draw the graph.\r<BR>\n" );
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document.write( "vertex (1,3)\r<BR>\n" );
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document.write( "directrix x =7/8\r<BR>\n" );
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document.write( "Could you show me the steps and process to get the answer? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #458151 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=458151\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Write an equation for each parabola described below. Then draw the graph. <BR>\n" );
document.write( "vertex (1,3) <BR>\n" );
document.write( "directrix x =7/8 <BR>\n" );
document.write( "Could you show me the steps and process to get the answer?<BR>\n" );
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document.write( "Note: The vertex is to the right of the directrix<BR>\n" );
document.write( "so the parabola is opening to the right.<BR>\n" );
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document.write( "Form: (y-k)^2 = 4p(x-h)<BR>\n" );
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document.write( "p is the distance from the directrix to the vertex.<BR>\n" );
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document.write( "p = 1-(7/8) = 1/8<BR>\n" );
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document.write( "h = 1 and k = 3<BR>\n" );
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document.write( "Equation:<BR>\n" );
document.write( "(y-3)^2 = 4(1/8)(x-1)<BR>\n" );
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document.write( "(y-3)^2 = (1/2)(x-1)<BR>\n" );
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document.write( "The graph is not a function so it cannot be shown on this site.<BR>\n" );
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document.write( "Sketch the vertical line x = 7/8<BR>\n" );
document.write( "Plot the vertex at (1,3)<BR>\n" );
document.write( "Sketch a parabola opening to the right.<BR>\n" );
document.write( "===================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "=================== </SPAN>\n" );
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