The graph of the piecewise function f(x) is shown.
what is the range of f(x)?
a || {x | −2 ≤ x < 4}
b || {x | −2 < x ≤ 4}
c || {y | −5 < y < −1}
d || {y | −5 ≤ y ≤ −1}

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.

Arestaurant charges $100 to rent its banquet room for an event. it also charges $15 to serve dinner to each guest. write an equation for the total cost of the banquet room in terms of the number of guests. deine your variables. what is the total cost of the banquet room for 20 guests?

Apackage of five erasers cost 0. $.39 at this rate how many how much would 60 erasers cost in dollars and cents