Question

Factor: 2a^3-16

Answer 1

take 2 off 2a^3 and 16
then put the left-over in brackets ~

Answer 2

2(a^3-8)

Answer 3

I already got that far.. but I am having using the difference of cubes formula with this.

Answer 4

if i told you the difference of two cubes formula is \[\Large a^3 - b^3 \implies (a - b)(a^2 + ab + b^2)\]
will that help?

Answer 5

I now remember what I forgot to do... thank you, lgbasallote. I forgot to turn the 8 into a 2^3.. I should be able to figure it out now... let me see

Answer 6

yes you're right :D

Answer 7

Awesome, that gave me the answer!! Thank you so much!