Math, asked by mohdtaqiabbashaideri, 9 months ago

9(x+y)^2-x^2 factorise it

Answers

Answered by siri2706

2

Step-by-step explanation:

9(x+y)²-x²

9(x²+y²+2xy)-x²

9x²+9y²+18xy-x²

8x²+9y²+18xy

8x²+9y(y+2x)

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