AP EAMCET · Maths · Functions
If a set has elements and the set has elements, then the number of injections from to is
- A if
- B if
- C if
- D if
Answer & Solution
Correct Answer
(B) if
Step-by-step Solution
Detailed explanation
If a set A has m elements and the set B has n elements, then the number of injections from A to B is =Pmn; n≥m0; n<m
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