Math, asked by fahad8825, 1 year ago

factorise the following​

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Answered by ajsa02812
1

Answer:

 {y}^{2}  - 9y - 9y + 81 = 0 \\ y(y - 9) - 9(y - 9) = 0 \\( y - 9)(y - 9) = 0 \\ so \: the \: factors \: are \: 9 \: and \: 9

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