It looks like the cheapest time would be between Oct. 20th and Oct. 23rd.
c(9) would be 8
c(2) would be 3
The difference is 5.
Agua Fria volleyball is trying to raise money for their program . In order to do so they decided to sell Pizza for different prices. pizzas. The function below represents the cost of pizza where x represent the day since October 20th.
piece wise
c(x) =
3, 0 <= x <= 3
5+x , 3 < x <= 6
8, 6 < x <= 11
a) what would be the cheapest time to buy the pizza?
b) Calculate c(9) - c(2)
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