Question

(1-a-a²)² please help with this question and please don't spam ​

Answer 1

Answer:

1-2a-2a^2+2a^3+a^4

Step-by-step explanation:

(a-b-c)^2= a^2+b^2+c^2-2ab+2bc-2ac

Answer 2

Answer:

1-2a-a^2+2a^3+a^4

Step-by-step explanation:

((1-a)-(a^2))^2

(1-a)^2+a^4-2(1-a)(a^2)

1+a^2-2a+a^4-2a^2+2a^3

1-2a-a^2+2a^3+a^4