The total revenue received from the sale of x units of a product is given by R(x) = 3x2 + 36x + 5 in rupees. Find the marginal revenue when x = 5, where by marginal revenue we mean the rate of change of total revenue with respect to the number of items sold at an instant.

The total revenue received from the sale of x units of a product is given by Rx 3x2 36x 5 in rupees Find the marginal revenue when x 5 where by marginal revenue class=