The table below represents a portion of an arithmetic sequence.\begin{array}{|c|c|c|c|c|} \hline n & 1 & 2 & 3 & 4 \\ \hline f(n) & 28 & \hspace{10pt} & \hspace{10pt} & -11 \\ \hline \end{array}nf(n)128234−11Enter the missing terms in order separated by a comma. Preview15, 215,2Define a recursive function f(n)f(n) for the sequence in terms of f(n-1)f(n−1).f(n)=f(n)=PreviewDefin e an explicit function f(n)f(n) for the sequence in terms of nn. f(n)=f(n)=