Question

A-b³pls tellli neeed​

Answer 1

Answer:

(a-b)³ = a³-a²b-2a²b+2ab²+b²a-b³

Step-by-step explanation:

(a-b)³ = (a-b)(a-b)(a-b)            Expand

(a²-2ab+b²)(a-b)                    Use FOIL

a³-a²b-2a²b+2ab²+b²a-b³    Use FOIL again

Answer 2

Answer:

a-b³=a³-3a²b+3ab²-b³

hope it is helpful to you