Question

Factorise:x^2-1-2y-y^2​

Answer 1

Step-by-step explanation:

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

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

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

hope this helps you....

Answer 2

Answer:

HEY,MATE HOPE IT HELPS YOU. ...