document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=200147>Question 200147</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The function f(x)=5x^3-9 is<BR>\n" );
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document.write( "C. Neither\r<BR>\n" );
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document.write( "How did you know? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #150444 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=150444\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> \r<BR>\n" );
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document.write( "Remember, if <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29=f%28-x%29 ALIGN=MIDDLE  ALT=\"f%28x%29=f%28-x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > then the function is an even function. If <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;\" > then the function is an odd function.\r<BR>\n" );
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document.write( "First, let's see if <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29=5x%5E3-9 ALIGN=MIDDLE  ALT=\"f%28x%29=5x%5E3-9\"   DISABLED_style= \"max-width:90%; height:auto;\" > is an even function.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29=5x%5E3-9 ALIGN=MIDDLE  ALT=\"f%28x%29=5x%5E3-9\"   DISABLED_style= \"max-width:90%; height:auto;\" > Start with the given function.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28-x%29=5%28-x%29%5E3-9 ALIGN=MIDDLE  ALT=\"f%28-x%29=5%28-x%29%5E3-9\"   DISABLED_style= \"max-width:90%; height:auto;\" > Replace each x with -x.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28-x%29=-5x%5E3-9 ALIGN=MIDDLE  ALT=\"f%28-x%29=-5x%5E3-9\"   DISABLED_style= \"max-width:90%; height:auto;\" > Simplify. Note: only the terms with an <b>odd</b> exponent will change in sign.\r<BR>\n" );
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document.write( "So this shows us that <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5x%5E3-9%3C%3E-5x%5E3-9 ALIGN=MIDDLE  ALT=\"5x%5E3-9%3C%3E-5x%5E3-9\"   DISABLED_style= \"max-width:90%; height:auto;\" > which means that <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29%3C%3Ef%28-x%29 ALIGN=MIDDLE  ALT=\"f%28x%29%3C%3Ef%28-x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Since <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29%3C%3Ef%28-x%29 ALIGN=MIDDLE  ALT=\"f%28x%29%3C%3Ef%28-x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >, this shows us that <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29=5x%5E3-9 ALIGN=MIDDLE  ALT=\"f%28x%29=5x%5E3-9\"   DISABLED_style= \"max-width:90%; height:auto;\" > is <b>not</b> an even function.\r<BR>\n" );
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document.write( "Now, let's see if <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29=5x%5E3-9 ALIGN=MIDDLE  ALT=\"f%28x%29=5x%5E3-9\"   DISABLED_style= \"max-width:90%; height:auto;\" > is an odd function.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29=5x%5E3-9 ALIGN=MIDDLE  ALT=\"f%28x%29=5x%5E3-9\"   DISABLED_style= \"max-width:90%; height:auto;\" > Start with the given function.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-f%28x%29=-%285x%5E3-9%29 ALIGN=MIDDLE  ALT=\"-f%28x%29=-%285x%5E3-9%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Negate the entire function by placing a negative outside the function.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-f%28x%29=-5x%5E3%2B9 ALIGN=MIDDLE  ALT=\"-f%28x%29=-5x%5E3%2B9\"   DISABLED_style= \"max-width:90%; height:auto;\" > Distribute and simplify.\r<BR>\n" );
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document.write( "So this shows us that <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-5x%5E3-9%3C%3E-5x%5E3%2B9 ALIGN=MIDDLE  ALT=\"-5x%5E3-9%3C%3E-5x%5E3%2B9\"   DISABLED_style= \"max-width:90%; height:auto;\" > which means that <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28-x%29%3C%3E-f%28x%29 ALIGN=MIDDLE  ALT=\"f%28-x%29%3C%3E-f%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Since <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28-x%29%3C%3E-f%28x%29 ALIGN=MIDDLE  ALT=\"f%28-x%29%3C%3E-f%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >, this shows us that <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29=5x%5E3-9 ALIGN=MIDDLE  ALT=\"f%28x%29=5x%5E3-9\"   DISABLED_style= \"max-width:90%; height:auto;\" > is <b>not</b> an odd function.\r<BR>\n" );
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document.write( "Answer:\r<BR>\n" );
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document.write( "So the function <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29=5x%5E3-9 ALIGN=MIDDLE  ALT=\"f%28x%29=5x%5E3-9\"   DISABLED_style= \"max-width:90%; height:auto;\" > is neither an even nor odd function.<BR>\n" );
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