Question 864792
f(x) = x^2 -4x + 5
g(x) = x - 2
(fog)(4), first calculate (fog)(x)
(fog)(x) = (x-2)^2 -4(x-2) + 5
(fog)(x) = x^2-4x+4 -4x+8 +5
(fog)(x) = x^2 -8x +17
(fog)(4) = 16 -32 +17 = 1
you are correct