35 pts

factor f(x)=x^4-2x^3-3x^2+2x+2

(: the two box-and- whisker plots below show the scores on a math exam for two classes. what 2 things do the interquartile range tell you about the two classes?

15. if the 8% tax on an item amounts to $0.96, what is the final price (tax included) of the item?

Erik needs to order 30 t-shirts for his club. which company should bill choose to spend the least amount of money? use math to justify your recommendation.