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If `A = {9, 10, 11, 12, 13}` and let `f : A rarr N` is defined by `f(x)` = highest prime factor of x. then the number of distinct elements in the image of f is :A. `6`B. `7`C. `8`D. `4` |
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Answer» Correct Answer - D If `A = {9, 10, 11, 12 ,13}` …………….. as per given function `F(9) = 3` `F(10) = 5` `F(11) = 11` `F(12) = 3` `F(13) = 13)` Range `= {3, 5, 11, 13}` |
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