Answer: C
Step-by-step explanation: all real numbers can solve this problem
Answer:
16
Step-by-step explanation:
D
It’s used to correct statistical averages that include obvious imbalances because of outliers in the data set.
Answer:
A
Step-by-step explanation:
let y = f(x) and rearrange making x the subject
Given
y =
x - 2
Multiply through by 9
9y = x - 18 ( add 18 to both sides )
x = 9y + 18
Change y back into terms of x, hence
(x) = 9x + 18