point(s) possible ' ' ' Suppose the revenue from producing (and selling) x units of a product is given by R(x) = 9x .O3x2 dollars. (a) Find the marginal revenue at a production level of 35. (b) Find the production levels where the revenue is $600. (a) The marginal revenue at a production level of 35 is D dollars per unit. (b) The production levels where the revenue is $600 are D. it (Use a comma to separate answers as needed.) 6) Time Remaining: 01:53:13 m