Question

x²+16x+64=f(x)
?

Answer 1

someone else just asked this one...

Answer 2

it is a perfect square if that helps.
\[f(x)=(x+8)^2\] but there is no question here

Answer 3

(x+8)^2

Answer 4

x^2+ 8x+8x+64
x(x+8)+8(x+8)
(x+8)(x+8)