UPSC NDA 2 2022 Mathematics Solved Paper
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Question : 13 of 120
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Let A = { 7 , 8 , 9 , 10 , 11 , 12 , 13 , 14 , 15 , 16 and let f : A → N be defined by f ( x ) = the highest prime factor of x . How many clements are there in the range of f ?
[NDA II 2022]
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