Math, asked by souravdas33, 1 year ago

(1) 9 - x2 + 2xy – y2
FACTORISE IT

Answers

Answered by aryanprashant45

8

Answer:

9-(x²-2xy+y²)

9-(x-y)²

3²-(x-y)²

this is in the form a²-b²

so the factors are (3+x-y) (3-x+y)

Step-by-step explanation:

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