Math, asked by nitinbhoyar137, 6 months ago

b) if n(A) = 5, n(AUB) = 9, n(ANB) = 2, Find n(B).

Answers

Answered by ShinjiniSauhardya

5

Answer:

n(B) = 6

Step-by-step explanation:

n(B) = n(AUB) - n(A) + n(AnB)

= 9 - 5 + 2

= 6

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