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  1. Z

    To what number b/w 0 and 4 inclusive

    oh ok . i see now. then the answer is 0 to that. Thank You.
  2. Z

    To what number b/w 0 and 4 inclusive

    I am reading the book What is mathematics and I am stuck on this question. If anybody could help me understand better, they would be very kind. Thankyou.
  3. Z

    To what number b/w 0 and 4 inclusive

    Q1) To what number b/w 0 and 4 inclusive is the sum 1+2+2^2+...+2^19 congruent mod 5? Thank You.
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