document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=828372>Question 828372</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I need help on this problem please! \r<BR>\n" );
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document.write( "3^2 + (-2)^3+ (4^2-5) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #499268 by </B><A HREF=/tutors/aboutme.mpl?userid=KMST><B>KMST(5328)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=KMST><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=KMST><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=499268\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3%5E2+%2B+%28-2%29%5E3%2B+%284%5E2-5%29 ALIGN=MIDDLE  ALT=\"3%5E2+%2B+%28-2%29%5E3%2B+%284%5E2-5%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > has 3 terms:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3%5E2 ALIGN=MIDDLE  ALT=\"3%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > , <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28-2%29%5E3 ALIGN=MIDDLE  ALT=\"%28-2%29%5E3\"   DISABLED_style= \"max-width:90%; height:auto;\" > , and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%284%5E2-5%29 ALIGN=MIDDLE  ALT=\"%284%5E2-5%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > ,<BR>\n" );
document.write( "separated by signs indicating addition.<BR>\n" );
document.write( "According a very widely accepted old convention, addition and subtraction are the last operations we do when more than one operation is indicated (except as directed by parentheses).<BR>\n" );
document.write( "Evaluating terms <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3%5E2 ALIGN=MIDDLE  ALT=\"3%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > , and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28-2%29%5E3 ALIGN=MIDDLE  ALT=\"%28-2%29%5E3\"   DISABLED_style= \"max-width:90%; height:auto;\" > is straight forward.<BR>\n" );
document.write( "Term <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%284%5E2-5%29 ALIGN=MIDDLE  ALT=\"%284%5E2-5%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > is wrapped in parentheses for no good reason.<BR>\n" );
document.write( "In this particular case, the expressions with and without those parentheses are equivalent.<BR>\n" );
document.write( "However, I will pretend I don't know that and I will calculate what's inside the parentheses first.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4%5E2-5 ALIGN=MIDDLE  ALT=\"4%5E2-5\"   DISABLED_style= \"max-width:90%; height:auto;\" > is calculated by evaluating <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4%5E2 ALIGN=MIDDLE  ALT=\"4%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > first and subtracting <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5 ALIGN=MIDDLE  ALT=\"5\"   DISABLED_style= \"max-width:90%; height:auto;\" > after that.<BR>\n" );
document.write( " <BR>\n" );
document.write( "All in all,<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3%5E2+%2B+%28-2%29%5E3%2B+%284%5E2-5%29=9%2B4%2B%2816-5%29=9%2B4%2B9=highlight%2822%29 ALIGN=MIDDLE  ALT=\"3%5E2+%2B+%28-2%29%5E3%2B+%284%5E2-5%29=9%2B4%2B%2816-5%29=9%2B4%2B9=highlight%2822%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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