Question

Amelia is documenting the height of sunflower plants each week. She has determined the function to be f(x) = 3x + 3, where x represents time and f(x) represents the height of the plant. Which of the following options describes the restrictions to the domain (x) and range f(x) correctly

Answer 1

a. Domain, nonnegative values; range, nonnegative values
b. Domain, nonnegative values; range, values greater than −1
c. Domain, nonnegative values; range, values less than −1
d. Domain, nonnegative values; range, values greater than 3

Answer 2

i think b is correct

Answer 3

Why?

Answer 4

Assume x starts at 0 and is measures by units of 1 gives: x=0, 1, 2, 3, ...

Answer 5

im confused

Answer 6

i positive that d is correct because the values must be greater than 3

Answer 7

Correct :-)