Question

Wendy is logging the number of video game levels she wins per hour. She has determined the function to be f(x) = 6x + 9, where x represents hours and f(x) represents the number of video game levels won. Which of the following options describes the restrictions to the domain and range correctly?

Domain, nonnegative values; range, values greater than −1.5
Domain, nonnegative values; range, values less than −1.5
Domain, nonnegative values; range, nonnegative values
Domain, nonnegative values; range, values greater than 9

Answer 1

@LynFran b?

Answer 2

D

Answer 3

in your function,
f(x) = 6x + 9
9 is the constant so the answer is D