Question

factorize x^2-1-2y-y^2​

Answer 1

Answer:

I think you have written wrong question

Explanation:

it's can be like this

Answer 2

Answer:

Here is the answer..

x^2-1-2y-y^2

x^2-y^2-2y-1

x^2-(y^2+2y+1)

x^2-(y+1)^2

(x+(y+1))×(x-y+1)

(x+y+1)×(x-y-1)

hope it help