Aparty-favor bag must have a volume of 140 cubic inches and the dimensions that are shown below. the equation x3+6x2 can be used to find x. what are the dimensions of the party-favor bag? use a graphing calculator and a system of equations to find the answer.

The john deere company has found that revenue,in dollars, from sales of heavy-duty tractors is a function of the unit price p, in dollars, that it charges. if therevenue r is r(p)= -1/2p^2 +1900pa)how much revenue will the company generate if they sell 700 tractors? b) how many tractors does the company want to sell to maximize the revenue?