The quantity of Sensitech laser gaming mice demanded each month is related to the unit price by the equation p=50/0.01x^2+1

(0<_x<_20)

where p is measured in thousands of dollars and x in units of a thousand.

1. Find the revenue function and marginal revenue function. (10 points)
2. Use the marginal revenue function to compute R'(2), that is, the revenue to be realized from the sale of the 3rd unit of

1000 Sensitech laser gaming mice.