Let (X, d) be a metric space and (r.) is a sequence in X. (a) What is it meant by saying (zn) converges to leX. (b) Consider the space X = metric. If s() (110) ng = (0,13% of all sequences of 0's and 1's equipped with standard show that (a(n)) converges to = (110)⁹⁰.

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