Andersoncar company has determined that the relationship between the number of cars sold in their net profit can be determined by polynomial function F(x) in which x Represents the number of cars sold and F(x) represents their net profit in dollars what would be an appropriate domain for this function

For how answer my question this will be the last question can you answer in math subject

The u-drive rent-a-truck company plans to spend $13 million on 320 new vehicles. each commercial van will cost $25 comma 000, each small truck $50 comma 000, and each large truck  $80 comma 000. past experience shows that they need twice as many vans as small trucks. how many of each type of vehicle can they buy?

Find the common ratio of the sequence. -4, 8, -16, 32, a: -12b: -2c: 12d: -1/-2