QUESTION 21 Given f(x) = V X , which equation below will result in f being compressed horizontally by a factor of 2, expanded vertically, and reflected in the x-axis? OA f( x) = - 2V3x O B. F(x) = 2V-3x O C F( x ) = 3V-2x O D. F(X) = - 3V2x QUESTION 22 You decide to save 10% of every paycheck plus $50. Which function below can be used to find the amount of your paycheck as a function of the amount you save? OA F (x ) = 50 - X 0.10 O B. f(x) = 0.10x+50 O C. f(x ) = x-50 0.10 O D. f(x) = 0.10x -50 QUESTION 23