Respuesta :


8a8b7−20a4b6+4a3b3
.............

Answer:

8a8b7-20a4b6+4a3b3

Step-by-step explanation:

-4a2b3(-2a6b4+5a2b3-a)

We will have to open the bracket by multiplying all through

So

8a8b7-20a4b6+4a3b3

Since they all have different variables

So we will have to leave the answer as

8a8b7-20a4b6+4a3b3