f(x) = 3x + 2 has a domain of {-1,2,3}. What is the range of this function?

Question

please help!

Answer 1

Given function = 3x+2

Given domain set is {-1,2,3}

f(-1) = 3*-1+2 = -3+2 = -1

f(2) = 3*2+2 = 6+2 = 8

f(3) = 3*3+2 = 11

Range set is {-1,8,11}