Respuestas

  • Usuario de Brainly
2014-02-21T02:56:21+01:00
1
1,2,1 --------------------------------------> (a+b)²=a²+2ab+b²
1,3,3,1------------------------------------>(a+b)³=a³+3a²b+3ab²+b³
1,4,6,4,1
1,5,10,10,5,1
1,6,15,20,15,6,1
1,7,21,35,35,21,7,1------->(a+b)^7=a7+7a6b+21a5b2+35a4b3+35a3b4+21a2b5+7ab6+b7