I know for example (x^2-16) = (x+4) (x-4) but what about something like (x^3-64)? I can't find the rule to solve something like this. I think it involves 3 terms but I can't figure it out.
I know for example (x^2-16) = (x+4) (x-4) but what about something like (x^3-64)? I can't find the rule to solve something like this. I think it involves 3 terms but I can't figure it out.
Hi,
For
This is known as the sum and difference of two cubes.
In your case, a = x and b = 4
Last edited by Gusbob; March 8th 2010 at 03:39 PM.
Reason: missed a bracket and spelling errors