Factor completely 4x5 – 20x4 – 36x3

4(x^5 – 5x^4 – 9x^3)

x^3(4x^2 – 20x – 36)

x^2 – 5x – 9

4x^3(x^2 – 5x – 9)

I'm pretty sure it's D, but just wanted someone to double-check it quickly.

Question

Factor completely 4x5 – 20x4 – 36x3 

 4(x^5 – 5x^4 – 9x^3) 

 x^3(4x^2 – 20x – 36) 

 x^2 – 5x – 9 

 4x^3(x^2 – 5x – 9) 

I'm pretty sure it's D, but just wanted someone to double-check it quickly.

parthkohli · Answer

You are correct ^.^

mathslover · Answer

congo.

parthkohli · Answer

@mathslover Can you give the medal to Lou?

anonymous · Answer

K I thought so :) Just don't want to get something wrong bc of a careless mistake.

parthkohli · Answer

Thank you, Mathslover!

mathslover · Answer

good spirit @Loujoelou  @ParthKohli  here i go ...

anonymous · Answer

Tyvm @ParthKohli  & @mathslover

parthkohli · Answer

:)