Question

factorise x²+3x-y²-3y​

Answer 1

Step-by-step explanation:

x²+3x-y²-3y

x²-y²+3x-3y

(x²-y²)+(3x-3y)

(x+y) (x-y) +3(x-y)

(x-y) (x+y+3)

hope u understand

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Answer 2

Refer this attachments

Hope it's help you