Which of these are partitions of the set of real numbers
Chapter 8, Problem 8.5.46(choose chapter or problem)
Which of these are partitions of the set of real numbers? a) the negative real numbers, {O}, the positive real numbers b) the set of irrational numbers, the set of rational numbers c) the set of intervals [k, k + 1], k = ... , -2, - 1 , 0, 1 , 2, ... d) the set of intervals (k, k + I), k = . .. , -2, - 1 , 0, 1 , 2, ... e) the set of intervals (k, k + I], k = ... , -2, - 1 , 0, 1 , 2, ... t) the sets {x + n In E Z} for all x E [0, I)
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