X3 plus x2 plus 4x plus 4?

Answer 1

x^(3) + x^(2) + 4x + 4

Factirise

x^(2)(x + 1) + 4(x+1) =>

(X^(2) + 4)(x + 1) = >

(x^(2) + 2^(2))(x + 1)

NB ; REmember two squared terms with a positive (+) between then does NOT factor.

Answer 2

x^3+x^2+4x+4