Answer
Success!
S ∪ M
↓Steps Explained:↓
Evaluate the set theory notation:
SUM
Read and Write Notation
We read this as S union M
We write this as S ∪ M
Union = All elements found in either set.

P(A U B) Formula
P(A U B) = P(A) + P(B) - P(A ∩ B)
Final Answer
S ∪ M
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Set Notation |
DeMorgans Laws |
Power Sets and Set Partitions