If y = 6x – 4, which of the following sets represents possible inputs and outputs of the function, represented as ordered pairs? {(0, –4), (1, 2), (3, 14)} {(5, 20), (2, 10), (–1, –3)} {(–3, –15), (6, 25), (3, 5)} {(4, 18), (0, 10), (0, –2)}

It costs 4.25 for 1 pound of roast beef. how much will it cost to purchase 2.5 pounds of roast beef? round to nearest cent

Describe how to determine the average rate of change between x = 4 and x = 6 for the function f(x) = 2x^3 + 4. include the average rate of change in your answer.

Acafeteria manager can choose from among six side dishes for the lunch menu: applesauce, broccoli, corn, dumplings, egg rolls, or french fries. he used a computer program to randomly select three dishes for monday's lunch. what is the theoretical probability the applesauce and broccoli will both be offered monday?