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Let S be a set of all distinct numbers of the from p q , where p,q {1, 2,3, 4,5,6}. ∈ What is the cardinality of the set S?

Options

A.21
B.23
C.32
D.36

Correct Answer

A. 21

Exam
NDA
Language
English
Year
2016
Difficulty
1/5
Section
Mathematics

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