Question

How do you factor x^4-25

Answer 1

Does anyone know how to do this?

Answer 2

You could use a sub right here..
let u=x^2
\[\LARGE u^2-25\]
Can yo factor that?

Answer 3

(x^2+5)(x^2-5)

Answer 4

Is there a certain way I'm supposed to write x^2?

Answer 5

Just x squared

Answer 6

okay, thanks. I may have a few more to ask about lol

Answer 7

What about x^6-9