document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=286453>Question 286453</A>: <I><SPAN STYLE=\"word-break: break-all;\"> For the function f(x)=x squared + 2/x-1 How do I check for symmetry and find the y-intercept? I think I was able to find the x-intercept by plugging in the function equation x=0. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #207751 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=207751\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Hint: If f(x) is symmetric with respect to the 'x' axis, then <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29=-f%28x%29 ALIGN=MIDDLE  ALT=\"f%28x%29=-f%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > (ie negate the 'y' value). If f(x) is symmetric with respect to the 'y' axis, then <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28-x%29=f%28x%29 ALIGN=MIDDLE  ALT=\"f%28-x%29=f%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >. Finally, if f(x) is symmetric with respect to the origin (ie you can rotate the graph 180 degrees and it won't change), then <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28-x%29=-f%28x%29 ALIGN=MIDDLE  ALT=\"f%28-x%29=-f%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );