document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1153085>Question 1153085</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Determine the value of ab if https://imgur.com/a/1u4d55h </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #775240 by </B><A HREF=/tutors/aboutme.mpl?userid=MathLover1><B>MathLover1(20850)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MathLover1><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=MathLover1><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=775240\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "log(8,a)+log(4,b^2)=5\r<BR>\n" );
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document.write( "log(8,b)+log(4,a^2)=7\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=log%288%2Ca%29%2Blog%284%2Cb%5E2%29=5 ALIGN=MIDDLE  ALT=\"log%288%2Ca%29%2Blog%284%2Cb%5E2%29=5\"   DISABLED_style= \"max-width:90%; height:auto;\" >.....eq.1\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=log%288%2Cb%29%2Blog%284%2Ca%5E2%29=7 ALIGN=MIDDLE  ALT=\"log%288%2Cb%29%2Blog%284%2Ca%5E2%29=7\"   DISABLED_style= \"max-width:90%; height:auto;\" >.....eq.2<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=log%288%2Ca%29%2Blog%284%2Cb%5E2%29=5 ALIGN=MIDDLE  ALT=\"log%288%2Ca%29%2Blog%284%2Cb%5E2%29=5\"   DISABLED_style= \"max-width:90%; height:auto;\" >.....eq.1, solve for <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=log%28a%29 ALIGN=MIDDLE  ALT=\"log%28a%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=log%288%2Ca%29=5-log%284%2Cb%5E2%29 ALIGN=MIDDLE  ALT=\"log%288%2Ca%29=5-log%284%2Cb%5E2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >......change to base <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=10 ALIGN=MIDDLE  ALT=\"10\"   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=log%28a%29%2Flog%288%29=5-log%28b%5E2%29%2Flog%284%29 ALIGN=MIDDLE  ALT=\"log%28a%29%2Flog%288%29=5-log%28b%5E2%29%2Flog%284%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=log%28a%29=log%288%29%285-log%28b%5E2%29%2Flog%284%29%29 ALIGN=MIDDLE  ALT=\"log%28a%29=log%288%29%285-log%28b%5E2%29%2Flog%284%29%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=log%28a%29=3log%282%29%285%2A2log%282%29-2log%28b%29%29%2F2log%282%29 ALIGN=MIDDLE  ALT=\"log%28a%29=3log%282%29%285%2A2log%282%29-2log%28b%29%29%2F2log%282%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >....simplify, \r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=log%28a%29=3cross%28log%282%29%29%285%2A2log%282%29-2log%28b%29%29%2F2cross%28log%282%29%29 ALIGN=MIDDLE  ALT=\"log%28a%29=3cross%28log%282%29%29%285%2A2log%282%29-2log%28b%29%29%2F2cross%28log%282%29%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=log%28a%29=3%285%2A2log%282%29-2log%28b%29%29%2F2 ALIGN=MIDDLE  ALT=\"log%28a%29=3%285%2A2log%282%29-2log%28b%29%29%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" >...simplify\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=log%28a%29=3%285%2Across%282%29log%282%29-cross%282%29log%28b%29%29%2Fcross%282%29 ALIGN=MIDDLE  ALT=\"log%28a%29=3%285%2Across%282%29log%282%29-cross%282%29log%28b%29%29%2Fcross%282%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=log%28a%29=3%285%2Alog%282%29-log%28b%29%29 ALIGN=MIDDLE  ALT=\"log%28a%29=3%285%2Alog%282%29-log%28b%29%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=log%28a%29=15log%282%29+-+3log%28b%29 ALIGN=MIDDLE  ALT=\"log%28a%29=15log%282%29+-+3log%28b%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >............eq.1a\r<BR>\n" );
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document.write( "go to\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=log%288%2Cb%29%2Blog%284%2Ca%5E2%29=7 ALIGN=MIDDLE  ALT=\"log%288%2Cb%29%2Blog%284%2Ca%5E2%29=7\"   DISABLED_style= \"max-width:90%; height:auto;\" >.....eq.2, do same as above\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=log%284%2Ca%5E2%29=7-log%288%2Cb%29 ALIGN=MIDDLE  ALT=\"log%284%2Ca%5E2%29=7-log%288%2Cb%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=log%28a%5E2%29%2Flog%284%29=7-log%28b%29%2Flog%288%29 ALIGN=MIDDLE  ALT=\"log%28a%5E2%29%2Flog%284%29=7-log%28b%29%2Flog%288%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=2log%28a%29=log%284%29%287-log%28b%29%2Flog%288%29%29 ALIGN=MIDDLE  ALT=\"2log%28a%29=log%284%29%287-log%28b%29%2Flog%288%29%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=2log%28a%29=14log%282%29+-+%282log%28b%29%29%2F3 ALIGN=MIDDLE  ALT=\"2log%28a%29=14log%282%29+-+%282log%28b%29%29%2F3\"   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=log%28a%29=7log%282%29-log%28b%29%2F3 ALIGN=MIDDLE  ALT=\"log%28a%29=7log%282%29-log%28b%29%2F3\"   DISABLED_style= \"max-width:90%; height:auto;\" >.........eq.2a\r<BR>\n" );
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document.write( "from eq.1a and eq.2a we have\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=15log%282%29+-+3log%28b%29=7log%282%29-log%28b%29%2F3 ALIGN=MIDDLE  ALT=\"15log%282%29+-+3log%28b%29=7log%282%29-log%28b%29%2F3\"   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=8log%282%29=9log%28b%29%2F3+-log%28b%29%2F3 ALIGN=MIDDLE  ALT=\"8log%282%29=9log%28b%29%2F3+-log%28b%29%2F3\"   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=8log%282%29=8log%28b%29%2F3 ALIGN=MIDDLE  ALT=\"8log%282%29=8log%28b%29%2F3\"   DISABLED_style= \"max-width:90%; height:auto;\" >....simplify\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=log%282%29=log%28b%29%2F3 ALIGN=MIDDLE  ALT=\"log%282%29=log%28b%29%2F3\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3log%282%29=log%28b%29 ALIGN=MIDDLE  ALT=\"3log%282%29=log%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=log%282%5E3%29=log%28b%29 ALIGN=MIDDLE  ALT=\"log%282%5E3%29=log%28b%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=log%288%29=log%28b%29 ALIGN=MIDDLE  ALT=\"log%288%29=log%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=b+=+8 ALIGN=MIDDLE  ALT=\"b+=+8\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "go to <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=log%28a%29=15log%282%29+-+3log%28b%29 ALIGN=MIDDLE  ALT=\"log%28a%29=15log%282%29+-+3log%28b%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >............eq.1a, substitute <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" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=log%28a%29=15log%282%29+-+3log%288%29 ALIGN=MIDDLE  ALT=\"log%28a%29=15log%282%29+-+3log%288%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=log%28a%29=15log%282%29+-+3log%282%5E3%29 ALIGN=MIDDLE  ALT=\"log%28a%29=15log%282%29+-+3log%282%5E3%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=log%28a%29=15log%282%29+-+9log%282%29 ALIGN=MIDDLE  ALT=\"log%28a%29=15log%282%29+-+9log%282%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=log%28a%29=6log%282%29 ALIGN=MIDDLE  ALT=\"log%28a%29=6log%282%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=log%28a%29=log%282%5E6%29 ALIGN=MIDDLE  ALT=\"log%28a%29=log%282%5E6%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a=2%5E6 ALIGN=MIDDLE  ALT=\"a=2%5E6\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a+=+64 ALIGN=MIDDLE  ALT=\"a+=+64\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );