St9i0nsonnooreidy St9i0nsonnooreidy

21-11-2016
Mathematics

contestada

Factor the expression:
x3 - 2x2 - 9x + 18 ...?

Respuesta :

alsteva alsteva

22-11-2016

[tex]x^3 - 2x^2 - 9x + 18 \\x^2(x-2)-9(x-2) \\(x-2)(x^2-9) \\(x-2)(x^2-3^2) \\(x-2)(x-3)(x+3)[/tex]

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