document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1055813>Question 1055813</A>: <I><SPAN STYLE=\"word-break: break-all;\"> determine wether the data set could represent a linear function. Why or why not? explain the reason as well.\r<BR>\n" );
document.write( "\n" );
document.write( "x | f(x)<BR>\n" );
document.write( "0 |  -2<BR>\n" );
document.write( "1 |   0<BR>\n" );
document.write( "2 |   2<BR>\n" );
document.write( "3 |   4 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #671093 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=671093\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> determine wether the data set could represent a linear function. Why or why not? explain the reason as well.\r<BR>\n" );
document.write( "\n" );
document.write( "x | f(x)<BR>\n" );
document.write( "0 |  -2<BR>\n" );
document.write( "1 |   0<BR>\n" );
document.write( "2 |   2<BR>\n" );
document.write( "3 |   4<BR>\n" );
document.write( "===============<BR>\n" );
document.write( "If you plot the 4 points, you see they're colinear, ie, on the same straight line.<BR>\n" );
document.write( "line --> linear<BR>\n" );
document.write( "=============<BR>\n" );
document.write( "If you pick any 2 points, you find the slope of the line thru them has the same slope.<BR>\n" );
document.write( "===> it's a function. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );