document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=150461>Question 150461</A>: <I><SPAN STYLE=\"word-break: break-all;\"> How does the value of the variable a affect the direction of the parabola opens?\r<BR>\n" );
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document.write( "I think this is the right answer but I'm not sure.\r<BR>\n" );
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document.write( "If the value is negative, it opens downward.<BR>\n" );
document.write( "If the value is positive, it opens upward.\r<BR>\n" );
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document.write( "Or does it have no affect?<BR>\n" );
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document.write( "Also...\r<BR>\n" );
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document.write( "How does the value of variable a affect the width of the parabola?\r<BR>\n" );
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document.write( "I think this is the answer but I don't know.\r<BR>\n" );
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document.write( "The value does not affect the width of the parabola\r<BR>\n" );
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document.write( "Or is it<BR>\n" );
document.write( "The closer or further to the 0 the more wider/narrow it gets? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #110421 by </B><A HREF=/tutors/aboutme.mpl?userid=Fombitz><B>Fombitz(32388)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Fombitz><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/cgi-bin/show-face.mpl?user=Fombitz><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=110421\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> a>0<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+graph%28+300%2C+200%2C+-5%2C+5%2C+-10%2C+10%2C+%28x-2%29%5E2%2B2%29+ ALIGN=MIDDLE  ALT=\"+graph%28+300%2C+200%2C+-5%2C+5%2C+-10%2C+10%2C+%28x-2%29%5E2%2B2%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "a<0<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+graph%28+300%2C+200%2C+-5%2C+5%2C+-10%2C+10%2C+-%28x-2%29%5E2%2B2%29+ ALIGN=MIDDLE  ALT=\"+graph%28+300%2C+200%2C+-5%2C+5%2C+-10%2C+10%2C+-%28x-2%29%5E2%2B2%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( ".<BR>\n" );
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document.write( "a=1 (red, wide),2 (green, narrower),3 (blue, narrowest)<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+graph%28+300%2C+200%2C+-5%2C+5%2C+-10%2C+10%2C+x%5E2%2C+2x%5E2%2C+3x%5E2%29+ ALIGN=MIDDLE  ALT=\"+graph%28+300%2C+200%2C+-5%2C+5%2C+-10%2C+10%2C+x%5E2%2C+2x%5E2%2C+3x%5E2%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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