Respuesta:
R/ [tex]x^2-2xf+f^2[/tex]
Explicación paso a paso:
[tex](x-f)^2[/tex]
= [tex](x-f)(x-f)[/tex]
= [tex]x^2-xf-xf+f^2[/tex]
= [tex]x^2-2xf+f^2[/tex]
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Respuesta:
R/ [tex]x^2-2xf+f^2[/tex]
Explicación paso a paso:
[tex](x-f)^2[/tex]
= [tex](x-f)(x-f)[/tex]
= [tex]x^2-xf-xf+f^2[/tex]
= [tex]x^2-2xf+f^2[/tex]