Which is the graph of f(x) -3-2 5 4 3 2 -2 1 6 2 3 4 =4 4+/-)² 5 6 -3-2 4 3 2 1 L2 1 2 3 4 5 6 -3-2 7 6 5 4 3 1 2 3 4 5 6 7 X​