Question

Factorise it fast guys
${x}^{2} - {y}^{2} - 2y - 1$

Answer 1

HOPE THIS WILL HELP!!!!



PLEASE MARK AS BRAINLIEST!!!!

Answer 2

Heya!

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

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

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

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

= (x+y+1) (x-y-1)

Hope it helps uh :)