document.write( "Question 794830: If y = 2^-x, find x if y = 0.0625 \n" ); document.write( "
Algebra.Com's Answer #480743 by Cromlix(4381)![]() ![]() You can put this solution on YOUR website! 0.0625 = 2^-x \n" ); document.write( "log 0.0625 = -x log 2 \n" ); document.write( "log 0.0625/log 2 = -x \n" ); document.write( "-4 = -x \n" ); document.write( "x = 4 \n" ); document.write( "Hope this helps. \n" ); document.write( ":-) \n" ); document.write( " |