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JEE Advanced Mathematics question

MathematicsFunctionJEE Advanced

Let be a one-one function and only one of the conditions (i) , (ii) , (iii) is true. Then the function is given by the set

Answer: (C)

Solution

A one-one map between two 3-element sets is a bijection, so there are candidates. Mark each condition T/F and look for exactly one T:

| | (i) | (ii) | (iii) | # true | |---|---|---|---|---| | | T |

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Question ID VK-109147