document.write( "Question 134371: Question: 0.6=0.88^x\r
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document.write( "How do I find x and can it be done on a calculator?\r
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document.write( "I found the answer by 0.6 divided by 0.88 and counted the number of reps till I got the answer 1 (or close to), but there must be a better way. \n" );
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Algebra.Com's Answer #98284 by stanbon(75887) ![]() You can put this solution on YOUR website! 0.6=0.88^x \n" ); document.write( "--------- \n" ); document.write( "Since the variable is in the exponent you have to take the log of both sides to get: \n" ); document.write( "x[log0.88] = log0.6 \n" ); document.write( "x = [log0.6]/[log0.88] \n" ); document.write( "Now you may use a calculator to get: \n" ); document.write( "x = 3.996027154.... \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |