Answer to Question #148120 in Discrete Mathematics for Promise Omiponle

Question #148120

If In= (-1/(5n),1/(5n)) where n≥1 is an integer and In represents an interval on the real number line, find U(n=1 to infinity) In and ∩(n=1 to infinity) In.

Expert's answer

Answer: "\\bigcap In = \\{0\\}," "\\bigcup In = (\\frac {1}{5},-\\frac {1}{5})."

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