Question

factorize it please​

Answer 1

Answer:

(a+1-b)(a+1+b)

Step-by-step explanation:

a^2+2a-b^2 +1

=a^2+2a+1^2-b^2

=(a+1)^2-b^2

=(a+1-b)(a+1+b)

Answer 2

Answer:

a(b²+2b+1)

=a²-(b²+1-2×b×1+1²)

=a²-(b+1)²

=[a+b+1][a-(b+1)]

=(a+b+1)(a-b-1)