Question

The ordered pairs (1,81),(2,100),(3,121),(4,144), and (5, 169) represent a function. What is the rule that represents this function?

Answer 1

81= (1+8)^2
100=(2+8)^2
121=(3+8)^2
144=(4+8)^2
169=(5+8)^2
Got it?

Answer 2

\[
f(x)=(x+8)^2
\]