The marginal revenue (in thousands of dollars) from the sale of x gadgets is given by the following function. upper r prime(x)equals4x(x squared plus 26 comma 000 ) superscript negative two thirds a. find the total revenue function if the revenue from 120 gadgets is $25 comma 879. b. how many gadgets must be sold for a revenue of at least $45,000?

A. the following events are mutually exclusive: living in california and watching american idol. true or false b. the number of patients seen by an outpatient practice is an example of a discrete random variable. true or false c. the law of large numbers states that as the number of times an event experiment is conducted increases, the likelihood of the actual probability of an event approaching the theoretical probability decreases. true or false d. measuring the time it takes for patients to enter the operating room is an example of a continuous random variable. true or false