Question

Factor a higher degree polynomial
x^4+5x^3+4x+20
polynomials foctorization

Answer 1

`(x + 5)( {x}^(3) + 4)`

Explanation:

`{x}^(4) + 5 {x}^(3) + 4x + 20 \\ = {x}^(3) (x + 5) + 4(x + 5) \\ = (x + 5)( {x}^(3) + 4)`