Emilandos Emilandos

19-03-2017
Mathematics

contestada

how to factor this equation.

n^2-64

Respuesta :

soooobored soooobored

19-03-2017

[tex]a^2 -b^2 = (a+b)(a-b) [/tex]
i would suggest memorizing this

hence
[tex]n^2 - 64 = n^2 -8^2 = (n-8)(n+8)[/tex]

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