Question

Factorise the following :-
1. a²- b²+2a+1
2. x²-2(a²+b²)x+(a²-b²)
3. a²- b²-c²+d²+2(bc+ad)
4. 4a²- (b+c) ​

Answer 1

Answer:

I know that you all are good and I know that you all can do this yourself because you are best

Step-by-step explanation:

Ok make as a brainlist please