Question

Factor completely p4 – 16

Answer 1

Use the difference of squares formula\[x^2-a^2=(x-a)(x+a)\]and note that\[x^4=(x^2)^2\]if you do this correctly you should be able to do it twice.

Answer 2

i dont getit

Answer 3

what is a?

Answer 4

asnaseer is helping you on the other post
listen to him...

Answer 5

(p-2)(p+2)(p^2+4)