Question:
The number of surjective functions from \( A \) to \( B \) where \( A = \{1,2,3,4\} \) and \( B = \{a, b\} \) is
The number of surjective functions from \( A \) to \( B \) where \( A = \{1,2,3,4\} \) and \( B = \{a, b\} \) is
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For surjective functions, use the formula \( 2^n - 2 \) to calculate the number of functions.
Updated On: Jan 12, 2026
- 14
- 12
- 16
- 15
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The Correct Option is A
Solution and Explanation
The number of surjective functions from a set \( A \) to a set \( B \) is calculated using the formula \( 2^n - 2 \), where \( n \) is the size of set \( A \). The result is 14.
Step 2: Conclusion.
The correct answer is (A), 14.
Step 2: Conclusion.
The correct answer is (A), 14.
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