document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=968742>Question 968742</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find either. Linear or an exponential function that models the data in the table. \r<BR>\n" );
document.write( "\n" );
document.write( "X   0      1      2      3         4 <BR>\n" );
document.write( "Y   5    20     80     320     1280\r<BR>\n" );
document.write( "\n" );
document.write( "A) f(x)=4(5)x<BR>\n" );
document.write( "B) f(x)=15x+5<BR>\n" );
document.write( "C) f(x)=5(4)^4<BR>\n" );
document.write( "D) f(x)=1/15x+5 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #591923 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39620)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=591923\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> You can do this.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "How does this change occur:<BR>\n" );
document.write( "5, 20, 80, 320, 1280?\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "5*k=20; \r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "20*k=80;\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "80*k=320;\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Yes, the same value for k is used. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );