Combinations and Permutations Question
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Grade 10 Combinations and Permutations CCSS: HSS-CP.B.9
What is the formula for finding the probability of the union of two events A and B?
- P(A) + P(B)
- P(A) * P(B)
- P(A) / P(B)
- P(A) + P(B) - P(A and B)