Assertion : Let A and B be two sets each with a finite number of elements. Assume that…
Mathematics · JEE Advanced · NTA Exams — Sets, Relations and Functions
Assertion : Let A and B be two sets each with a finite number of elements. Assume that there is an injective mapping from A to B and that there is an injective mapping from B to A. Then there is a bijective mapping from A to B.
Reason : An onto function is not necessarily one-one.
Reason : An onto function is not necessarily one-one.
- If Assertion is true, Reason is true, Reason is a correct explanation for Assertion.
- If Assertion is true, Reason is true, Reason is not a correct explanation for Assertion.
- If Assertion is true, Reason is false.
- If Assertion is false, Reason is true.
Answer
(B) If Assertion is true, Reason is true, Reason is not a correct explanation for Assertion.
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