Question

What is the completely factored form of x4y – 4x2y – 5y?

Answer 1

$y \times ( {x}^{4} - 4 {x}^{2} - 5) \\ y \times ( {x}^{2} - 5) \times ( {x}^{2} + 1) \\ y( {x}^{2} + 1)(x + \sqrt{5} )(x - \sqrt{5} )$
answer is simple. first factor out y.

Answer 2

Answer:

y(x2 – 5)(x2 + 1)

Step-by-step explanation:

Edg 2020