document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=173511>Question 173511</A>: <I><SPAN STYLE=\"word-break: break-all;\"> What is the square root of 28y3 what do i do to slove that question? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #128373 by </B><A HREF=/tutors/aboutme.mpl?userid=solver91311><B>solver91311(24713)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=solver91311><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=solver91311><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=128373\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> I'm not sure how I would slove anything, and an expression like this cannot be solved, only evaluated and simplified.\r<BR>\n" );
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document.write( "If you want to evaluate <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sqrt%2828y%5E3%29 ALIGN=MIDDLE  ALT=\"sqrt%2828y%5E3%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > you could first factor the radicand, namely <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=28y%5E3 ALIGN=MIDDLE  ALT=\"28y%5E3\"   DISABLED_style= \"max-width:90%; height:auto;\" > into its prime factors:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=28=2%2A2%2A7 ALIGN=MIDDLE  ALT=\"28=2%2A2%2A7\"   DISABLED_style= \"max-width:90%; height:auto;\" > and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y%5E3=y%2Ay%2Ay ALIGN=MIDDLE  ALT=\"y%5E3=y%2Ay%2Ay\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "So the prime factorization of <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=28y%5E3 ALIGN=MIDDLE  ALT=\"28y%5E3\"   DISABLED_style= \"max-width:90%; height:auto;\" > is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%2A2%2A7%2Ay%2Ay%2Ay ALIGN=MIDDLE  ALT=\"2%2A2%2A7%2Ay%2Ay%2Ay\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r<BR>\n" );
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document.write( "Now look for pairs of factors.\r<BR>\n" );
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document.write( "You have one pair of <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2 ALIGN=MIDDLE  ALT=\"2\"   DISABLED_style= \"max-width:90%; height:auto;\" >s, and a pair of <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y ALIGN=MIDDLE  ALT=\"y\"   DISABLED_style= \"max-width:90%; height:auto;\" >s.\r<BR>\n" );
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document.write( "For each pair of factors, you can remove the pair from under the radical (the square root sign) and leave one of the pair of factors outside the radical.\r<BR>\n" );
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document.write( "Take out the pair of 2s, leaving <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=7%2Ay%2Ay%2Ay ALIGN=MIDDLE  ALT=\"7%2Ay%2Ay%2Ay\"   DISABLED_style= \"max-width:90%; height:auto;\" > under the radical, and put one 2 outside the radical, thus:  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2sqrt%287%2Ay%2Ay%2Ay%29 ALIGN=MIDDLE  ALT=\"2sqrt%287%2Ay%2Ay%2Ay%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >.  Now do the same thing with the pair of <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y ALIGN=MIDDLE  ALT=\"y\"   DISABLED_style= \"max-width:90%; height:auto;\" >s:  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2y%2Asqrt%287%2Ay%29 ALIGN=MIDDLE  ALT=\"2y%2Asqrt%287%2Ay%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r<BR>\n" );
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document.write( "That's the best that can be done with this one. </SPAN>\n" );
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