ϕ ____ {4, 7, 9} ⊆ or ⊈?
Answers
Answered by
0
Answer:
1.1.4 Subsets A set A is said to be a subset of set B if every element of A ... When A ∩ B = φ, then A and B are called disjoint sets. ... Thus, A = {1, 2, 3, 4, 5, 6 ...
Similar questions