Respuesta :

thaswasupbreh
f(x) = 3(x-4)^2-38 because finding the perfect square would get you f(x)+38=3(x^2-8x+16) and then finding the squareroot of that and moving the constant on the left back to the right would leave u with f(x)=3(x-4)^2-38

Answer:

The answer is f(x)=3(x-4)^2-38

Step-by-step explanation: