Mathematics · Set Theory
If A and B are two sets such that n(A) = a, n(B) = b, and n(A∩B) = c, then n(A∪B) is equal to:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1a + b − c✓
- 2ab − c
- 3a + b + c
- 4a − b + c
Correct answer
a + b − c
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