document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=37748>Question 37748</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I was hoping you guys could help me with this problem.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+-4+%2Asqrt%2825n%29+%2B+2%2A+sqrt%2881n%29+%2B+sqrt%28700n%29+ ALIGN=MIDDLE  ALT=\"+-4+%2Asqrt%2825n%29+%2B+2%2A+sqrt%2881n%29+%2B+sqrt%28700n%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "thanks! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #23330 by </B><A HREF=/tutors/aboutme.mpl?userid=junior403><B>junior403(76)</B></A><img src=\"/images/stars/stars-08.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=junior403><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=23330\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> When adding and subtracting radical expressions we first need to simplify...<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+-4+%2Asqrt%2825n%29+%2B+2%2A+sqrt%2881n%29+%2B+sqrt%28700n%29+ ALIGN=MIDDLE  ALT=\"+-4+%2Asqrt%2825n%29+%2B+2%2A+sqrt%2881n%29+%2B+sqrt%28700n%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(from left to right)<BR>\n" );
document.write( "The square root of 25 is 5 so the first expression can be simplified as...<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+-4%2A5%2Asqrt+%28n%29 ALIGN=MIDDLE  ALT=\"+-4%2A5%2Asqrt+%28n%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+-20%2Asqrt+%28n%29 ALIGN=MIDDLE  ALT=\"+-20%2Asqrt+%28n%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Then, in the second expression the square root of 81 = 9 which can be simplified as...<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2%2A9%2Asqrt%28n%29+ ALIGN=MIDDLE  ALT=\"+2%2A9%2Asqrt%28n%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" >=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+18%2Asqrt%28n%29+ ALIGN=MIDDLE  ALT=\"+18%2Asqrt%28n%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "And in the third expression 700 = 7 * 100, and 100 12 equal to <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=10%5E2 ALIGN=MIDDLE  ALT=\"10%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "So it can be simplified as...<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+10%2Asqrt%287n%29+ ALIGN=MIDDLE  ALT=\"+10%2Asqrt%287n%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "So if we put the three expressions back into the equation we get...<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+-20%2Asqrt+%28n%29+%2B+18%2Asqrt%28n%29+%2B+10%2Asqrt%287n%29 ALIGN=MIDDLE  ALT=\"+-20%2Asqrt+%28n%29+%2B+18%2Asqrt%28n%29+%2B+10%2Asqrt%287n%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Now we can combine like terms.<BR>\n" );
document.write( "Remember that we can only add and subtract radical expression that contain the same base and index.<BR>\n" );
document.write( "So...<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+-20%2Asqrt+%28n%29+%2B+18%2Asqrt%28n%29+%2B+10%2Asqrt%287n%29 ALIGN=MIDDLE  ALT=\"+-20%2Asqrt+%28n%29+%2B+18%2Asqrt%28n%29+%2B+10%2Asqrt%287n%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-2%2Asqrt+%28n%29+%2B+10%2Asqrt+%287n%29 ALIGN=MIDDLE  ALT=\"-2%2Asqrt+%28n%29+%2B+10%2Asqrt+%287n%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( "And...<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-2%2Asqrt+%28n%29+%2B+10%2Asqrt+%287n%29 ALIGN=MIDDLE  ALT=\"-2%2Asqrt+%28n%29+%2B+10%2Asqrt+%287n%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( "Is the most this problem can be simplified.<BR>\n" );
document.write( "I hope this helps!<BR>\n" );
document.write( "Good Luck! </SPAN>\n" );
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