Use the graph to find the following. (a) What is the sign of the leading coefficient? (a) Sign of the leading coefficient (b) Vertex O Positive (c) Axis of symmetry O Negative (d) Intervals where f is increasing and where f is decreasing (e) Domain and range (b) The vertex is (Type an ordered pair.) (c) The axis of symmetry is (Type an equation using x as the variable.) (d) The function f is increasing for and decreasing for (Type your answer in interval notation.) 5 -4 -3 -2 - (e) The domain is (Type your answer in interval notation.) The range is (Type your answer in interval notation.)