Math, asked by nobita1588, 8 months ago

FACTORISE 1+2ab-a^2-b^2​

Answers

Answered by BLANKBABA
0

Answer:

Brainliest Please

Step-by-step explanation:

Inverse sign:

1-2ab+a²+b²

(a²-2ab+b²)-1

(a²-b²)-(1)²

(a²-b²+1)(a²-b²-1)

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