Question

I could really use some help with this problem. The file is attached below. Thanks!

Answer 1

Explanation:

8x³ + 2x² -20x - 5

= (8x³ + 2x²) + (-20x - 5)

= 2x² (4x + 1) + (-5)(4x + 1)

= (2x² - 5)(4x +1 )