Suppose that f(:c) = 2w2 + 2:3. Find: m = (B) The slope of the graph of f(a:) at :c = 2 and m = 3. (C) An equation for the tangent lines at a: = 2 and a: = 3. Tangent line at x = 2: y = Tangent line at x = 3: y = (D) List all values of a: where the tangent line is horizontal