T. For the given cost function C(c) - 250VC find 274625 a) The cost at the production level 1400 b) The average cost at the production level 1400 c) The marginal cost at the production level 1400 d) The production level that will minimize the average cost. e) The minimal average cost. Give answers to at least 3 decimal places.A rectangle is inscribed with its base on the x-axis and its upper corners on the parabola 1/ = 7 - -. What are the dimensions of such a rectangle with the greatest possible area? Width Height =