Math, asked by devipratibha942, 7 months ago

Factorise 1 + 2ab - (a² +b²)

Answers

Answered by KetanNagpure

1

Answer:

ok

Step-by-step explanation:

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

1+2ab-a^2+2ab+b^2

1+4ab-a^2+b^2

plz mark as brainliest

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