document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1180326>Question 1180326</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Prove, algebraically, that the following equations are polynomial identities. Show all of your work and explain each step. Use the Rubric as a reference for what is expected for each problem. \r<BR>\n" );
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document.write( "A. (2x+5)^2 = 4x(x+5) + 25\r<BR>\n" );
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document.write( "B. (4x + 6y)(x - 2y) = 2(2x^2 - xy - 6y^2) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #809960 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39617)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=809960\">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=%282x%2B5%29%5E2+=+4x%28x%2B5%29+%2B+25 ALIGN=MIDDLE  ALT=\"%282x%2B5%29%5E2+=+4x%28x%2B5%29+%2B+25\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "-\r<BR>\n" );
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document.write( "RightSide, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4x%5E2%2B20x%2B25 ALIGN=MIDDLE  ALT=\"4x%5E2%2B20x%2B25\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%282x%29%5E2%2B20x%2B5%5E2 ALIGN=MIDDLE  ALT=\"%282x%29%5E2%2B20x%2B5%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%282x%29%5E2%2B%2810%2B10%29x%2B5%5E2 ALIGN=MIDDLE  ALT=\"%282x%29%5E2%2B%2810%2B10%29x%2B5%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" >----------------<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=10=2%2A5 ALIGN=MIDDLE  ALT=\"10=2%2A5\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%282x%2B5%29%5E2 ALIGN=MIDDLE  ALT=\"%282x%2B5%29%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" >, same as leftside </SPAN>\n" );
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