Complete the description of the piecewise function graphed below. Use interval notation to indicate the intervals. 6 5 4 2 1 -7 -6 -5 -4 -3 -2 -1 I 2 3 4 5 6 7 + -2 3 4 -5 6+ {-4 if x E f(x) = {3 if x = {5 if x E