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\(Q \times Q\) is

A) uncountable
B) countable
C) finitgset
D) infinite set

Correct Answer:


B) countable

Description for Correct answer:
Cartesian product of countable set is countable. Q is countable. Therefore Q\( \times \)Q is countable.

Part of solved Real Analysis questions and answers : >> Elementary Mathematics >> Real Analysis

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