elibrad99 elibrad99

04-09-2017
Mathematics

contestada

if n(A) = 100, n(b)= 100 and n(A U B) = 125, what is n(A n B)o

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yahirvaladez4 yahirvaladez4

04-09-2017

n(AUB)' = n(U) - n(AUB) n(AUB) = 32 - 25 = 7

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