document.write( "Question 133252: Find the unknown in the equation log2 48 = log2(2^x+2 minus 2^x)\r
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document.write( "Please show me the steps to get to the answer, which is x = 4\r
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document.write( "Stanbon,, you are the man \n" );
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Algebra.Com's Answer #97458 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! log2 48 = log2(2^(x+2) - 2^x) \r \n" ); document.write( "\n" ); document.write( "log2 48 = log2(2^2*2^x - 2^x)\r \n" ); document.write( "\n" ); document.write( "log2 48 = log2(2^x(4-1))\r \n" ); document.write( "\n" ); document.write( "log2 48 = log2(3*2^x)\r \n" ); document.write( "\n" ); document.write( "log2 48 = log2 3 + log2 2^x\r \n" ); document.write( "\n" ); document.write( "log2 48 = log2 3 + x\r \n" ); document.write( "\n" ); document.write( "x = log2 48 - log2 3\r \n" ); document.write( "\n" ); document.write( "x = log2 (48/3)\r \n" ); document.write( "\n" ); document.write( "x = log2 16\r \n" ); document.write( "\n" ); document.write( "x = 4 \n" ); document.write( "=============== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |