Find the value(s) of x

f(x) = 3x-4

5

Create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1.

Is this a polynomial function? i need to know asap

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.