Class 12 Relations And Functions · Mcq Single Correct1 Markscounting_functions
Class 12 Maths · Relations And Functions · Mcq Single Correct #98
If \(|A|=6\) and \(|B|=3\), the number of onto functions from \(A\) to \(B\) is
✅ Step-by-Step Solution
Final Answer: Option (D): None of these
- Inclusion-exclusion gives 3^6-3*2^6+3=729-192+3=540. None of the numeric options equals 540, so d is correct.
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