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Number Sets
Updated: Nov 22, 2019
All answers are in 2.d.p.
N (Natural): Whole numbers and integers
Q (Rational): Fractions, Q stands for Quotient
R (Real): Whole, Irrational and Rational
∈ 'Included within'
∉ 'NOT included within'
⊂ 'is a subset of'
⊄ ' NOT a subset of'
∅ 'Null set'
⊃ 'Super set'
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