ABhayat ABhayat

25-05-2021
Mathematics

contestada

PLEASE HELP!!!!!
Factorize x^2 - 9

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sreedevi102 sreedevi102

25-05-2021

Answer:

[tex]x^2 - 9 = x^2 - 3^2\\\\(a^2 - b^2) = (a-b)(a+b)\\\\x^2 - 3^2=(x-3)(x+3)[/tex]

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