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posted by teresa on Wednesday, January 16, 2013 at 5:55am.
express 16^21/2^7 - 5^12 in simplest fotm
16^21 = (2^4)^21 = 2^84 2^84/2^7 = 2^77 2^77 - 5^12 Hmmm. Don't see how to simplify that much. Value is 151115727451828402697647
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