shriyamshabaral0 shriyamshabaral0

28-09-2021
Mathematics

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Pls help someone pls pls help I have exam tomorrow

Pls help someone pls pls help I have exam tomorrow class=

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discipulus discipulus

29-09-2021

Answer:

[tex]n(A \cup \: B) = n(A) + n(B) - n(A \cap \: B)\\ = 9 + 11 - 5 = 15 \\ [/tex]

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