document.write( "Question 142240: Hello, can someone please help?\r
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document.write( " Condense the following: \r
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document.write( "1. log3 2x+3log3 4x\r
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document.write( "2. ln72x-2 ln 2 y \r
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document.write( "Use the Chane of base formula \r
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document.write( "Log4 31\r
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document.write( "log7 100 \n" );
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Algebra.Com's Answer #103573 by stanbon(75887)![]() ![]() ![]() 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 \n" ); document.write( " \n" ); document.write( "Log4 31 \n" ); document.write( "= log(31)/log(4) \n" ); document.write( "= 2.477 \n" ); document.write( "======================= \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. \n" ); document.write( " \n" ); document.write( " |