document.write( "Question 142240: Hello, can someone please help?\r
\n" ); document.write( "\n" ); document.write( " Condense the following: \r
\n" ); document.write( "\n" ); document.write( "1. log3 2x+3log3 4x\r
\n" ); document.write( "\n" ); document.write( "2. ln72x-2 ln 2 y \r
\n" ); document.write( "\n" ); document.write( "Use the Chane of base formula \r
\n" ); document.write( "\n" ); document.write( "Log4 31\r
\n" ); document.write( "\n" ); document.write( "log7 100
\n" ); document.write( "

Algebra.Com's Answer #103573 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
Condense the following:
\n" ); document.write( "1. log3 2x+3log3 4x \r
\n" ); document.write( "\n" ); document.write( "= log3 [ 2x*(4x)^3] \r
\n" ); document.write( "\n" ); document.write( "= log3 [ 2x*64x^3]\r
\n" ); document.write( "\n" ); document.write( "= log3 [128x^4]
\n" ); document.write( "=================\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "2. ln72x-2 ln 2 y \r
\n" ); document.write( "\n" ); document.write( "= ln(72x) - ln(2y)2\r
\n" ); document.write( "\n" ); document.write( "= ln(72x) - ln(4y^2)\r
\n" ); document.write( "\n" ); document.write( "= ln[72x/4y^2]\r
\n" ); document.write( "\n" ); document.write( "= ln[18x/y^2]
\n" ); document.write( "===================\r
\n" ); document.write( "\n" ); document.write( "Use the Change of base formula
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\n" ); document.write( "Log4 31
\n" ); document.write( "= log(31)/log(4)
\n" ); document.write( "= 2.477
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\n" ); document.write( "log7 100
\n" ); document.write( "= log(100)/log(7)
\n" ); document.write( "= 2/0.8451
\n" ); document.write( "= 2.3666
\n" ); document.write( "==================
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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