What is the sum of 5x^2y and (2xy^2 + x^2y)

What’s the nearest hundredth of 1.5757

Use the coordinates of the labeled point to find a point-slope equation of the line (3 -5)

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?