document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=246291>Question 246291</A>: <I><SPAN STYLE=\"word-break: break-all;\"> need guidance on adding exponents<BR>\n" );
document.write( "the problem is <BR>\n" );
document.write( "40a^8 + 16a^7 + 25a^9\r<BR>\n" );
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document.write( "thank you </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #179897 by </B><A HREF=/tutors/aboutme.mpl?userid=Theo><B>Theo(13342)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Theo><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=Theo><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=179897\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> your equation is:\r<BR>\n" );
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document.write( "40a^8 + 16a^7 + 25a^9\r<BR>\n" );
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document.write( "this would be equivalent to:\r<BR>\n" );
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document.write( "a^7 * (40a + 16 + 25a^2)\r<BR>\n" );
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document.write( "expand this out again, and you get:\r<BR>\n" );
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document.write( "(a^7 * 40*a) + (a^7 * 16) + (a^7 * 25 * a^2)\r<BR>\n" );
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document.write( "a^7 * a = a^(7+1) = a^8<BR>\n" );
document.write( "a^7 * a^2 = a^(7+2) = a^9\r<BR>\n" );
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document.write( "your equation becomes:\r<BR>\n" );
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document.write( "(40*a^8) + 16*a^7) + 25*a^9) which becomes:\r<BR>\n" );
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document.write( "40a^8 + 16a^7 + 25a^9\r<BR>\n" );
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document.write( "since we're back to the original equation, we're good.\r<BR>\n" );
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document.write( " </SPAN>\n" );
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