Mr. Kim is selling his old Ace of Base CDs. If he sells each CD at a price of X dollars, the quantity of CDs sold will be (-1,000x + 40). What price will maximize the revenue he earns?

Is a square always, sometimes, or never a parallelogram

Dawn is selling her mp3 player for 3 4 of the original price. the original price for the mp3 player was $40. how much is she selling her mp3 player for?

An object is accelerating at a constant rate. its velocity in feet per second as a function of time in seconds can be modeled by the linear function v(t) = 2.5t. what does the dependent variable represent for this function? a) acceleration b) distance c) slope d) velocity