Math, asked by abcd7410, 11 months ago

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

Factorise.

Answers

Answered by NavyaaAkam

1

Answer:

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

(a-b)^2 -1^2

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

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