JEE Math Practice Question
Let x denote the total number of one-one functions from a set A with 3 elements to a set B with 5 elements and y denote the total number of one-one functions form the set A to the set A $$\times$$ B. Then :
- A.2y = 273x
- B.y = 91x
- C.2y = 91x
- D.y = 273x
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