Two functions are represented in different formats.

function 1:

hours (x) : 0, 1, 2, 3

total cost (y) : 45, 75, 105, 135

function 2: a contractor charges a flat rate of $50 and adds $40 for each hour worked.

which statements are true?
select each correct answer.

a) function 1 has a greater rate of change than function 2.

b) function 2 has a greater rate of change than function 1.

c) function 1 has a greater y-intercept than function 2.

d) function 2 has a greater y-intercept than function 1.