Which model represents the factors of x2 + 9x + 8?

Answer:- We factor 8 consequently that the sum of the factors = 9

Such factors are 8 and 1.

x ^2 +9x+8

= x^2 +8x +x +8

= x(x+8)+1(x+8)

=(x+1)(x+8)

Only the last option shows that.