Find the range of f in given ordered pair f(X)=8x-9,D={4,5,6}. plz help fas

Hello! I would really like to help

but it seems this is out of my range!

I'm really sorry but all I can do is recommend

tutorials that will help with this question:

https://www.khanacademy.org/math/algebra/x2f8bb11595b61c86:functions/x2f8bb11595b61c86:introduction-to-the-domain-and-range-of-a-function/v/range-of-a-function

https://www.khanacademy.org/math/algebra-home/alg-functions/alg-determining-the-range-of-a-function/v/domain-and-range-of-a-function-given-a-formula

Step-by-step explanation:

(w – 2.5)(w + 2.5)

(–4v – 9)(–4v + 9)

step-by-step explanation: