Question

SOLVE THIS BY SIMPLYFICATION METHOD

Answer 1

Answer:

$(1 - {x}^{2} )(4 - x)$

Step-by-step explanation:

$4 - x - 4 {x}^{2}+{x}^{3 } \\ = 1(4 - x) - {x}^{2}(4 - x) \\ = (1 - {x}^{2} )(4 - x)$