Respostas

  • Usuário do Brainly
2014-08-01T13:38:30-03:00
(a4-2b3)2=( a^4 )²+2(a^4 ).(2b³ )+(2b³ )²= a^8 + 4b³a^4 + 4b^6
2014-08-01T14:21:25-03:00