(1 point) Find the area of the region between the curves y = 25.x and y = 5x2. Area between curves = === (Round to three decimal places as needed) (1 point) Find the average value of f(x) = x4 on the interval [3, 4]. Answer: (Round to three decimal places as needed) (1 point) The cost function for a product is C(x) = 0.3.x2 + 180x + 150. Find average cost over [0, 350]. Answer: (Bound to three decimal places as needed) -0A27t (1 point) Suppose that the value of a yacht in dollars aftert years of use is V(t) = 1250006 . What is the average value of the yacht over its first 17 years of use? Vave = $