Question

help

If f(x) = 2x − 4 and g(x) = x^2 − 4x, find f(4).

Answer 1

f(x) = 2x − 4
f(4)= replace x with 4

Answer 2

\[f(\color{red}x) = 2\color{red}x-4\]

So \(f(\color{red}4) = 2(\color{red}4) -4\)

Answer 3

its asking for answer or something im confused