Math Problem Statement
Benar atau salah?
A. 23 ∈{1, 2, 3}
C.{4, 3}⊂{2, 3, 4} e.{ 1, 2} ⊆ {2}
B. 1 ∉{0, 1, 2} d. ∅ ⊆{ }
Solution
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Math Problem Analysis
Mathematical Concepts
Set Theory
Element of a Set (∈)
Subset (⊂)
Empty Set (∅)
Improper Subset (⊆)
Formulas
-
Theorems
Every set is a subset of itself (⊆)
The empty set is a subset of every set (⊆)
Suitable Grade Level
Grades 7-9