Respuesta :

yarubiks
pretty sure that the answer is B because if you plug in x+1 into 4x^2 you get 4(x+1)^2
memesbgud
(f o g)(x) means "f of g of x," meaning that you plug the g function into the x of the f function.
f = 4x^2
g = x + 1
(f o g)(x) = 4(x + 1)^2

I hope this helps you!
Oh yeah btw can I get brainliest answer???