plz help me understand the concept of this practice question!

1. A graph of the function j(t) is given below. j(t) 5 (-3.5, 4) (3.5, 4) 4 3 2 (6, 2) -4 -3 -2 -1 1 2 3 On the axes provided below, sketch the graph of a single function y = f(r) satisfying all of the following: . The domain of f(x) is the interval -6