Consider the given function d (x) = x + 8x +15 (a) Write the function in vertex form. (b) Identify the vertex. (c) Determine the x-intercept(s). (d) Determine the y-intercept(s) (e) Sketch the function. (f) Determine the axis of symmetry. (g) Determine the minimum or maximum value If the function. (h) Write the domain and range in interval notation. Write your answers in exact form