document.write( "Question 391183: Which expression is equivalent to log7 2401 - log3 243 \n" ); document.write( "
Algebra.Com's Answer #277502 by robertb(5830)\"\" \"About 
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\"2401+=+7%5E4\" and \"243+=+3%5E5\", thus log7 2401 - log3 243 = 4 - 5 = -1. \n" ); document.write( "
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