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14-09-2021
Mathematics

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factorize 9x square - y square using a square -b square formula

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Аноним Аноним

14-09-2021

Step-by-step explanation:

Factorize : 9x² - y²

Applied Formula = a²- b² = (a + b ) (a - b)

9x²- 1 y² :

= (3x)²– (y)² [ (3x)² = 9x² ]

= (3x+y) (3x–y)

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