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Mathematics, 19.09.2019 22:30 quintonps12
Use the binomial theorem to show that 7^n + 2 is divisible by 3, where n is a positive integer.
(hint: write 7 = 6 + 1.)
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Use the binomial theorem to show that 7^n + 2 is divisible by 3, where n is a positive integer.
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