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2 years ago

Help please!! will give brainiest :))

Mathematics

2 answers:

jeyben [28]2 years ago

7 0

Answer:

81(x + 2y)(x - 2y)

Step-by-step explanation:

$81 {x}^{2} - 324 {y}^{2} \\ \\ = {(9x)}^{2} - {(18y)}^{2} \\ \\ = (9x + 18y)(9x - 18y) \\ \\ = 9(x + 2y) \times 9(x - 2y) \\ \\ = 81(x + 2y)(x - 2y)$

Kitty [74]2 years ago

3 0

<h2><u><em /></u></h2><h2><u><em> -98415 is the answer because im smart</em></u></h2>

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Murljashka [212]

Answer:

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Step-by-step explanation:

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2 years ago

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Answer:

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3 years ago

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3 years ago

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3 years ago

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Yuki888 [10]

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