Question

Factorise 3y (X+3y) +3(x+ 3y)^2​

Answer 1

Answer:

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Answer 2

Step-by-step explanation:

3xy+9xy+3x2+9y2

3x2+3xy+9xy+9y2

3x2+12x2y2+9y2

3x2(1+4y2)+9y