document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1206896>Question 1206896</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Given that log2 3=x,  log2 5 = y,and log2  7=z,express  logx square root 21 in terms of x,  y, z. Show  work please. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #844599 by </B><A HREF=/tutors/aboutme.mpl?userid=greenestamps><B>greenestamps(13198)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=greenestamps><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=greenestamps><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=844599\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <br><BR>\n" );
document.write( "I will guess that the expression is supposed to be log2 square root 21 and not logx square root of 21....<br><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=log%282%2Csqrt%2821%29%29=log%282%2C%28%287%2A3%29%5E%281%2F2%29%29%29=%281%2F2%29log%282%2C%287%2A3%29%29=%281%2F2%29%28log%282%2C7%29%2Blog%282%2C3%29%29%2B%281%2F2%29%28x%2Bz%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" ><br><BR>\n" );
document.write( "ANSWER: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28x%2Bz%29%2F2 ALIGN=MIDDLE  ALT=\"%28x%2Bz%29%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><br><BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );