Question

HELP ASAP A function is defined by fx) = 6x+1.5. What is f(2.5)?

Answer 1

f(2.5) = 16.5

Explanation:

To evaluate f(2.5), substitute x = 2.5 into f(x) , that is

f(2.5) = 6(2.5) + 1.5 = 15 + 1.5 = 16.5