Math, asked by riyajain50, 5 months ago

factorise the following using the
identity a²-b² =(a+b) (a-b)
x² - 9

Answers

Answered by Manogna12

25

⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀Given, x²-9

⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⇒ x²-3²

⠀⠀By using the identity: a²-b² =(a+b) (a-b)

⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⇒ (x+3) (x-3)

~hope it helps

๑Ꮇαnσgnα

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