I didn't think about the interpretation of the other root, just that it was obviously less than 1 so not correct for this problem. Your reading makes a lot of sense.When I got this solution, I poked at it with trig identities. You can write it in other forms, but I didn't find any which are obviously better.
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branchandroot
no subject
Date: 2014-05-03 03:31 am (UTC)