Question

Utilizando as regras dos produtos notaveis??
A) (a^4+m^4).(a^4-m^4)

Answer 1

(a+b).(a-b)=a²-b²

(a^4+m^4).(a^4-m^4) =
=(a^4)^2-(m^4)^2
=a^8-m^8

Answer 2

( a^4 + m^4) . ( a^4 - m^4)

(a^4 - m^4)²

a^8 - m^8