document.write( "Question 1005740: how is \"+-ln%281%2F13%29%2F%282%29+\" simplified to \"+ln%2813%29%2F2+\" how was the 1 able to dissapear and simply leave ln(13)?\r
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Algebra.Com's Answer #621902 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
how is \"+-ln%281%2F13%29%2F%282%29+\" simplified to \"+ln%2813%29%2F2+\" how was the 1 able to dissapear and simply leave ln(13)?
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\n" ); document.write( "\"ln%281%2F13%29+=+ln%2813%5E%28-1%29%29+=+%28-1%29%2Aln%2813%29\"
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