Question

g) ( m^2 + 2a) (m^2 -2a) - (m^2+2a)^2. aguem

Answer 1

m^4 - 2a*m^2 + 2a*m^2 - 4a^2 - m^4 - 2*m^2*2a - 4a^2

m^4 - 4a^2 - m^4 - 4am^2 - 4a^2

- 4am^2 - 8a^2