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The boldface letter Z stands for which set?

ASet of fractions
BSet of natural numbers
CSet of integers
DSet of real numbers
Answer & Solution
Correct answer: C. Set of integers
1. The set of all integers is often written as boldface Z. 2. N is used for natural numbers and R for real numbers. 3. Fractions have no single letter named in this way. _Source: Wikipedia, Integer, Lead section_
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