document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=203393>Question 203393</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Can someone please help me classify the function as a liner, quadratic, or exponential.\r<BR>\n" );
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document.write( "f(x) =-7x^2 + 8x + 6<BR>\n" );
document.write( " and <BR>\n" );
document.write( "f(x) =x^2 - 4 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #153501 by </B><A HREF=/tutors/aboutme.mpl?userid=jsmallt9><B>jsmallt9(3758)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jsmallt9><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=153501\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Exponential functions have the variable, usually x, in the exponent. For example: <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=h%28x%29+=+2%5Ex ALIGN=MIDDLE  ALT=\"h%28x%29+=+2%5Ex\"   DISABLED_style= \"max-width:90%; height:auto;\" ><br>\r<BR>\n" );
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document.write( "Linear functions do not have squared variables.<br>\r<BR>\n" );
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document.write( "So both of your functions are quadratic. They are polynomials of one variable of degree 2. (IOW they have x^2 terms.) </SPAN>\n" );
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