[tex] = \: \: x \times ( {x}^{2} + 4)[/tex]
Step-by-step explanation:
[tex] {x}^{3} + 4x \\ \\ factor \: \: the \: \: expressions \: \: \\ \\ factor \: xfrom \: th e \: expression \\ \\ there \: for \: \: the \: factor \: is \\ x \times \: ( {x}^{2} + 4)[/tex]
hope it helps