Factor the following expression completely- 16x^5-x^3

Question

asked Mar 17, 2020 197k views

1 Answer

Medilies · Answer 1 · 2020-03-21T20:59:31+0000

Answer:

x^3 (4x^2 - √(5))(4x^2 + √(5) )

Explanation:

Factor the expression starting with a GCF. x^3 is the GCF of both terms.

$16x^5 - 5x^3\\x^3 ( 16x^2 - 5)$

To factor further, factor as a difference of squares.

x^3 (4x^2 - √(5))(4x^2 + √(5) )