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Sets and Systems

question 1 of 10 Grade: Ten - G10
question 1 of 10 Grade: Ten - G10

Q: If n(A) = 8 and n(B) = 12, and n(A ∩ B) = 3, what is n(A ∪ B)?

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Did You Know?

Substitute x = 4 into f(x): \(f(4) = 2(4) + 3 = 11\). Example: f(x) = x², x = 3 → f(3) = 9.

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Did You Know?

Substitute x = 4 into f(x): \(f(4) = 2(4) + 3 = 11\). Example: f(x) = x², x = 3 → f(3) = 9.

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