document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=682825>Question 682825</A>: <I><SPAN STYLE=\"word-break: break-all;\"> if f(x)=ax^2+2a and f(3)-f(1)=60, what is the value of a? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #423359 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=423359\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> f(x)=ax^2+2a\r<BR>\n" );
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document.write( "f(3)=a(3)^2+2a\r<BR>\n" );
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document.write( "f(3)=a*9+2a\r<BR>\n" );
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document.write( "f(3)=9a+2a\r<BR>\n" );
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document.write( "f(3)=11a\r<BR>\n" );
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document.write( "f(x)=ax^2+2a\r<BR>\n" );
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document.write( "f(1)=a(1)^2+2a\r<BR>\n" );
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document.write( "f(1)=a*1+2a\r<BR>\n" );
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document.write( "f(1)=1a+2a\r<BR>\n" );
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document.write( "f(1)=3a\r<BR>\n" );
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document.write( "f(3)-f(1)=60\r<BR>\n" );
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document.write( "11a - 3a = 60\r<BR>\n" );
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document.write( "8a = 60\r<BR>\n" );
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document.write( "a = 60/8\r<BR>\n" );
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document.write( "a = <font color=\"red\">15/2</font> </SPAN>\n" );
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