Question

Help plzz preciso pra agora​

Answer 1

Resposta:

a) 5.6x - 5.2

30x - 10

b) m².m - m²n

m³ - m²n

c) -3/4a.6a² + (-3/4a.10ab) + (-3/4a.b²)

-18/4.a³ - 30/4a²b  - 3/4ab²

-9/2a³ - 15/2a²b -  3/4ab²

d) a²b/2.b²/3 - a²b/2.a²/4

a²b²/6 - a^4.b/8