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Class 12 Relations And Functions · Mcq Single Correct1 Markscounting_functions

Class 12 Maths · Relations And Functions · Mcq Single Correct #11

Let \(E=\{1,2,3,4\}\) and \(F=\{1,2\}\). Then the number of onto functions from \(E\) to \(F\) is

✅ Step-by-Step Solution

Final Answer: Option (A): 14
  1. There are \(2^4=16\) functions. Exactly two are constant and fail to be onto; hence \(16-2=14\).

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