Unformatted text preview: For what natural numbers a does the decimal expansion of 1 /a have period exactly 4? [ Hint: 10 41 = 9999 = 3 2 Â· 11 Â· 101. ]...
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This note was uploaded on 02/29/2012 for the course MATH 3362 taught by Professor Ryandaileda during the Spring '10 term at Trinity University.
 Spring '10
 RyanDaileda
 Algebra, Natural Numbers

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