Functionsmedium
0:00.0

A function ff is defined by the set of ordered pairs {(1,3),(2,5),(3,7)}\{(1, 3), (2, 5), (3, 7)\}. If g(x)=x21g(x) = x^2 - 1, what is the value of (gf)(2)(g \circ f)(2)?