Question

1-2ab-(a square+b square)

Answer 1

Hiii. ....friend

The answer is here,


$= > \: 1 - 2ab - ( {a}^{2} - {b}^{2} )$

$= > \: 1 - ( {a}^{2} + {b}^{2} + 2ab)$

$= > \: {1}^{2} - {(a + b)}^{2}$

$= > \: (1 + a + b)(1 - a - b)$

:-)Hope it helps u.

Answer 2

check attachment for answer