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10 cards from this deck
Multiply outcomes of each independent event
n(A)×n(B)n(A) \times n(B)n(A)×n(B)
n1×n2×n3×…×nkn_1 \times n_2 \times n_3 \times \ldots \times n_kn1×n2×n3×…×nk
nrn^rnr
Events must be independent of each other
Order of events is significant
Large outcomes, multiple events, quick calculation needed
23=82^3 = 823=8
6×2=126 \times 2 = 126×2=12
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