ABhayat
ABhayat
25-05-2021
Mathematics
contestada
PLEASE HELP!!!!!
Factorize x^2 - 9
Respuesta :
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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