Question

me ajuda plissssssssss​

Answer 1

Resposta:

1 -3(1)²(a) +3(1)(a)² -a³ -4a +2a³+1 - a³=

1- 3a +3a² -a³ - 4a + 2 a³ +1 - a³=

- 2a³+2a³ +3a²- 7a +2=

3a² -7a +2

x=9

y=6

4xy= 4(9)(6)= 216