Question 10 The function f(x) = -5x* + 17x + 21 models the predicted sales of a pen after x price increases.
a) Use the function to complete the Predicted Sales column. The x-values are in the first column.
b) Calculate the residuals. Explain how you found at least one of the answers.
Actual Predicted
Residual
Sales
Sales
0
22
1
33
2
36
3
28

Answer is in the file below

cutt.ly/tz3yDpb

there are no answer choices

step-by-step explanation:

whole number data type

step-by-step explanation:

as whole number type represents whole number

like 1, 2 ,3, 4

in other words the whole numbers are those numbers which cannot be written infraction.

since we can take days as a whole number i.e 1 day 2 day and we cannot write 1.2 day hence we will use whole number data type