document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=732509>Question 732509</A>: <I><SPAN STYLE=\"word-break: break-all;\"> for the function y=2x2+3, compute the average rate of change between -2 and x=5 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #447872 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=447872\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> for the function y=2x2+3, compute the average rate of change between -2 and x=5<BR>\n" );
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document.write( "f(x) = 2x^2 + 3<BR>\n" );
document.write( "Find f(-2), sub -2 for x<BR>\n" );
document.write( "f(-2) = 2(-2)^2 + 3 = 11<BR>\n" );
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document.write( "f(5) = 53<BR>\n" );
document.write( "Change in f(x) = 42<BR>\n" );
document.write( "Change in x = 7<BR>\n" );
document.write( "Avg change = 42/7 = 6<BR>\n" );
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document.write( "PS  Use ^ (Shift 6) for exponents.<BR>\n" );
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