document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1208059>Question 1208059</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The following question is from my college algebra textbook. It is preview of calculus 1. \r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Let m_sec = slope of the secant line.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "I am to use m_sec = [(f(x + h) - f(x)]/h. It is called the difference quotient of f.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Given f(x) = 2x^2 + x:\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "A. Express the slope of the secant line of the given function in terms of x and h. Be sure to simplify your answer.\r<BR>\n" );
document.write( "\n" );
document.write( "I found m_sec to be 4x + 2h + 1.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "B. Find m_sec for h = 0.5 at x = 1. What value does m_sec approach as h tends to 0?\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "I don't understand part B.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "C. Find the equation of the secant line at x = 1 with h = 0.01.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "I don't know how to find the equation of the secant line for part C.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #846232 by </B><A HREF=/tutors/aboutme.mpl?userid=ikleyn><B>ikleyn(52781)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ikleyn><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=ikleyn><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=846232\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "D U P L I C A T E \r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Just solved, answered and explained at this forum under this link\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "https://www.algebra.com/algebra/homework/word/misc/Miscellaneous_Word_Problems.faq.question.1208077.html\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );