Math, asked by Rajprajapati80, 3 months ago

Q=2 Factarise
i 81X2 - 25Y²

Answers

Answered by mailmedoc27

1

Answer:

Formula is being used here

A²-B²= (A+B)(A-B)

Step-by-step explanation:

So, 81x²-25y²= (9x+5)(9x-5)

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