Which set of ordered pairs is not a function? a. (3, 1), (–1,1), (1, 1), (3, −1) b. (–3, 1), (–1, 1), (1, 1), (3, 1) c. (–3, 1), (–1, –1), (1, 1), (3, 1) d. (–3, 1), (–1, –1), (1, 1), (3, −1)

What is the domain of the function f(x)=^9x

Arestaurant gives out a scratch-off card to every customer. the probability that a customer will win a prize from a scratch-off card is 25%. design and conduct a simulation using random numbers to find the experimental probability that a customer will need more than 3 cards in order to win a prize. justify the model for your simulation, and conduct at least 10 trials.

Sweet t saved 20 percent of the total cost of the green-eyed fleas new album let there be fleas on earth. if the regular price is $30 how much did sweet save