document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=977634>Question 977634</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find the x intercepts of the parabola with vertex -1,-108 and y intecept 0,-105 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #599193 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=599193\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Find the x intercepts of the parabola with vertex -1,-108 and y intercept 0,-105<BR>\n" );
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document.write( "vertex form:: (x-h)^2 = 4p(y-k)<BR>\n" );
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document.write( "h = -1 ; k = -108<BR>\n" );
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document.write( "(x+1)^2 = 4p(y+108)<BR>\n" );
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document.write( "Using (0,-105) solve for \"p\"::<BR>\n" );
document.write( "1 = 4p(3)<BR>\n" );
document.write( "p = 1/12<BR>\n" );
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document.write( "Equation:<BR>\n" );
document.write( "(x+1)^2 = (1/3)(y+108)<BR>\n" );
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document.write( "Find the x-intercepts::<BR>\n" );
document.write( "Let y = 0, then<BR>\n" );
document.write( "(x+1)^2 = (1/3)(108)<BR>\n" );
document.write( "(x+1)^2 = 36<BR>\n" );
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document.write( "x+1 = 6 or x+1 = -6<BR>\n" );
document.write( "x = 5 or x = -7<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "--------------- </SPAN>\n" );
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