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| Math Central | Quandaries & Queries |
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Question from Lily, a student: Hi! I was wondering, I was having a little issue understanding this one problem. It was "write 81 in exponential 2 different ways" and I already got 9(2) but I was wondering what the second one could be! Thanks! -Lily |
Hi Lily,
Use the fact that $9 = 3^{2}.$
Penny
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