document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=189060>Question 189060</A>: <I><SPAN STYLE=\"word-break: break-all;\"> square root   36a^9b^12  / 3ab^7 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #141832 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=141832\">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=sqrt%28%2836a%5E9b%5E12%29%2F%283ab%5E7%29%29 ALIGN=MIDDLE  ALT=\"sqrt%28%2836a%5E9b%5E12%29%2F%283ab%5E7%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Start with the given expression.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sqrt%28%2812a%5E9b%5E12%29%2F%28ab%5E7%29%29 ALIGN=MIDDLE  ALT=\"sqrt%28%2812a%5E9b%5E12%29%2F%28ab%5E7%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Divide 36 into 3 to get 12\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sqrt%2812a%5E%289-1%29b%5E%2812-7%29%29 ALIGN=MIDDLE  ALT=\"sqrt%2812a%5E%289-1%29b%5E%2812-7%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Divide the variable terms by subtracting the corresponding exponents.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sqrt%2812a%5E8b%5E5%29 ALIGN=MIDDLE  ALT=\"sqrt%2812a%5E8b%5E5%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Subtract\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sqrt%284%2A3%2Aa%5E8%2Ab%5E5%29 ALIGN=MIDDLE  ALT=\"sqrt%284%2A3%2Aa%5E8%2Ab%5E5%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Factor <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=12 ALIGN=MIDDLE  ALT=\"12\"   DISABLED_style= \"max-width:90%; height:auto;\" > into <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4%2A3 ALIGN=MIDDLE  ALT=\"4%2A3\"   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=sqrt%284%2A3%2Aa%5E2%2Aa%5E2%2Aa%5E2%2Aa%5E2%2Ab%5E5%29 ALIGN=MIDDLE  ALT=\"sqrt%284%2A3%2Aa%5E2%2Aa%5E2%2Aa%5E2%2Aa%5E2%2Ab%5E5%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Factor <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%5E8 ALIGN=MIDDLE  ALT=\"a%5E8\"   DISABLED_style= \"max-width:90%; height:auto;\" > into <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%5E2%2Aa%5E2%2Aa%5E2%2Aa%5E2 ALIGN=MIDDLE  ALT=\"a%5E2%2Aa%5E2%2Aa%5E2%2Aa%5E2\"   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=sqrt%284%2A3%2Aa%5E2%2Aa%5E2%2Aa%5E2%2Aa%5E2%2Ab%5E2%2Ab%5E2%2Ab%29 ALIGN=MIDDLE  ALT=\"sqrt%284%2A3%2Aa%5E2%2Aa%5E2%2Aa%5E2%2Aa%5E2%2Ab%5E2%2Ab%5E2%2Ab%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Factor <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=b%5E5 ALIGN=MIDDLE  ALT=\"b%5E5\"   DISABLED_style= \"max-width:90%; height:auto;\" > into <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=b%5E2%2Ab%5E2%2Ab ALIGN=MIDDLE  ALT=\"b%5E2%2Ab%5E2%2Ab\"   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=sqrt%284%29%2Asqrt%283%29%2Asqrt%28a%5E2%29%2Asqrt%28a%5E2%29%2Asqrt%28a%5E2%29%2Asqrt%28a%5E2%29%2Asqrt%28b%5E2%29%2Asqrt%28b%5E2%29%2Asqrt%28b%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" > Break up the square root using the identity <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sqrt%28A%2AB%29=sqrt%28A%29%2Asqrt%28B%29 ALIGN=MIDDLE  ALT=\"sqrt%28A%2AB%29=sqrt%28A%29%2Asqrt%28B%29\"   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=2%2Asqrt%283%29%2Asqrt%28a%5E2%29%2Asqrt%28a%5E2%29%2Asqrt%28a%5E2%29%2Asqrt%28a%5E2%29%2Asqrt%28b%5E2%29%2Asqrt%28b%5E2%29%2Asqrt%28b%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" > Take the square root of <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4 ALIGN=MIDDLE  ALT=\"4\"   DISABLED_style= \"max-width:90%; height:auto;\" > to get <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2 ALIGN=MIDDLE  ALT=\"2\"   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=2%2Asqrt%283%29%2Aa%2Aa%2Aa%2Aa%2Asqrt%28b%5E2%29%2Asqrt%28b%5E2%29%2Asqrt%28b%29 ALIGN=MIDDLE  ALT=\"2%2Asqrt%283%29%2Aa%2Aa%2Aa%2Aa%2Asqrt%28b%5E2%29%2Asqrt%28b%5E2%29%2Asqrt%28b%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Take the square root of <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%5E2 ALIGN=MIDDLE  ALT=\"a%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > to get <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a ALIGN=MIDDLE  ALT=\"a\"   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=2%2Asqrt%283%29%2Aa%2Aa%2Aa%2Aa%2Ab%2Ab%2Asqrt%28b%29 ALIGN=MIDDLE  ALT=\"2%2Asqrt%283%29%2Aa%2Aa%2Aa%2Aa%2Ab%2Ab%2Asqrt%28b%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Take the square root of <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=b%5E2 ALIGN=MIDDLE  ALT=\"b%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > to get <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=b ALIGN=MIDDLE  ALT=\"b\"   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=2a%5E4b%5E2%2Asqrt%283b%29 ALIGN=MIDDLE  ALT=\"2a%5E4b%5E2%2Asqrt%283b%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Rearrange and multiply the terms.\r<BR>\n" );
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document.write( "Answer:\r<BR>\n" );
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document.write( "So <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sqrt%28%2836a%5E9b%5E12%29%2F%283ab%5E7%29%29 ALIGN=MIDDLE  ALT=\"sqrt%28%2836a%5E9b%5E12%29%2F%283ab%5E7%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > simplifies to <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2a%5E4b%5E2%2Asqrt%283b%29 ALIGN=MIDDLE  ALT=\"2a%5E4b%5E2%2Asqrt%283b%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "In other words, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sqrt%28%2836a%5E9b%5E12%29%2F%283ab%5E7%29%29=2a%5E4b%5E2%2Asqrt%283b%29 ALIGN=MIDDLE  ALT=\"sqrt%28%2836a%5E9b%5E12%29%2F%283ab%5E7%29%29=2a%5E4b%5E2%2Asqrt%283b%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > where <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%3E0 ALIGN=MIDDLE  ALT=\"a%3E0\"   DISABLED_style= \"max-width:90%; height:auto;\" > and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=b%3E0 ALIGN=MIDDLE  ALT=\"b%3E0\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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