document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1204963>Question 1204963</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I realize that this isn't really an equation question, but I don't know what catigory it is. This question has two parts. <BR>\n" );
document.write( "This is the question? First, answer Part A. Then, answer Part B.<BR>\n" );
document.write( "Part A<BR>\n" );
document.write( "DOWNLOADS Hannah wants to download songs. She researches the price to download songs from Site F. Hannah wrote the function f(x)=x,<BR>\n" );
document.write( " which represents the cost in dollars for x songs downloaded that cost $1.00 each.\r<BR>\n" );
document.write( "\n" );
document.write( " \r<BR>\n" );
document.write( "\n" );
document.write( "a. Hannah researches the price to download songs from Site G. Write a function g(x) to represent the cost in dollars for x songs downloaded that cost $1.29 each.\r<BR>\n" );
document.write( "\n" );
document.write( "Multiple choice question.\r<BR>\n" );
document.write( "\n" );
document.write( "A)<BR>\n" );
document.write( "g(x)=1.29x\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "B)<BR>\n" );
document.write( "g(x)=129x\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "C)<BR>\n" );
document.write( "g(x)=1.29+x\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "D)<BR>\n" );
document.write( "g(x)=1.29−x\r<BR>\n" );
document.write( "\n" );
document.write( "Part B<BR>\n" );
document.write( "b. Describe the graph of g(x) compared to the graph of f(x).\r<BR>\n" );
document.write( "\n" );
document.write( "Multiple choice question.\r<BR>\n" );
document.write( "\n" );
document.write( "A)<BR>\n" );
document.write( "The graph of g(x) is the graph of  f(x)=x<BR>\n" );
document.write( "  stretched vertically by a factor of 129.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "B)<BR>\n" );
document.write( "The graph of g(x) is the graph of  f(x)=x<BR>\n" );
document.write( "  compressed vertically by a factor of 1.29.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "C)<BR>\n" );
document.write( "The graph of g(x) is the graph of  f(x)=x<BR>\n" );
document.write( "  stretched horizontally by a factor of 1.29.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "D)<BR>\n" );
document.write( "The graph of g(x) is the graph of  f(x)=x<BR>\n" );
document.write( "  stretched vertically by a factor of 1.29. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #841522 by </B><A HREF=/tutors/aboutme.mpl?userid=math_tutor2020><B>math_tutor2020(3817)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=math_tutor2020><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=841522\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <font color=black size=3><BR>\n" );
document.write( "Hannah initially thinks songs cost $1.00 each.<BR>\n" );
document.write( "Instead the actual price is $1.29\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "So we go from f(x) = x to g(x) = 1.29x\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Since the jump from $1 to $1.29 is \"times 1.29\", it means that we'll vertically stretch the graph of f(x) by a factor of 1.29\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Example: A point like (1, 1) on f(x) moves to (1, 1.29) on g(x).\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Summary<BR>\n" );
document.write( "<font color=red>g(x) = 1.29x</font><BR>\n" );
document.write( "<font color=red>stretched vertically by a factor of 1.29</font><BR>\n" );
document.write( "</font><BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );