6. [-/1 Points] DETAILS TANAPCALC10 3.4.017.MI. MY N Marginal Revenue for Gaming Mice The quantity of Sensitech laser gaming mice demanded each month is related to the unit price by the equation 54 p = (0 S x S 20) 0.05x2 + 1 where p is measured in dollars and x in units of a thousand. Find the following functions (in dollars) and compute the following. (a) Find the revenue function R. R(X) = (b) Find the marginal revenue function R'. R' ( X ) = (c) Compute R '(4). (Round your answer to three decimal places.) R'(4) = Show My Work (Optional)