6. Two marks exercise problems IV

Let \(A = \{9, 10, 11, 12, 13, 14, 15, 16, 17\}\) and let \(f: A \rightarrow N\) be defined by \(f(n) =\) the highest prime factor of \(n \in A\). Write \(f\) as a set of ordered pairs and find the range of \(f\).

 

 

Range of \(f\) \(=\) $\left\{i,i,i,i,i,i\right\}$

 

[Note: Enter the numbers as per the given order]