Math, asked by radhikareddy1302, 3 months ago

factorise:81x²-198xy+12Ly²

Answers

Answered by ansh8464

4

Answer:

81x²- 198xy + 121ly²

81x²- 198xy + 121ly²81x²- 99xy - 99xy+ 121ly²

81x²- 198xy + 121ly²81x²- 99xy - 99xy+ 121ly² 9x(9x- 11y) - 11y(9x- 11y)

81x²- 198xy + 121ly²81x²- 99xy - 99xy+ 121ly²9x(9x- 11y) - 11y(9x- 11y)Ans = (9x- 11y) (9x-11y)

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