show that 2 is a primitive root mod 3^e for all e>=1

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Q: a) Find all m >1 such that 27 = 9 (mod m).

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Q: a) Find all m > 1 such that 27 = 9 (mod m). [1 0 1] b) If A = 0 1 1 is a zero-one matrix, find A AA[...

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Q: f(x) = xsinx (-1)"x2n (2n+2)! .2n+2 OA. (-1)"r2n+2 (2n + 1)! O B. n=1 (-1)"x2n+1 (2n+ 1)! C. 1. (-1)...

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