Math, asked by muijmulani, 10 months ago

factories 81y-121y^2 square
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Answers

Answered by mfb8525
2

I think your q is 81 x^2 - 121 y^2

this can be written as:

= (9x)^2 - (11y)^2

= (9x + 11y) (9x - 11y)

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