Respuesta:
[tex]a^{2}+6a+9[/tex]
Explicación paso a paso:
(a+3)^2
[tex]a^{2}+2(a)(3)+3^{2}[/tex]
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Respuesta:
[tex]a^{2}+6a+9[/tex]
Explicación paso a paso:
(a+3)^2
[tex]a^{2}+2(a)(3)+3^{2}[/tex]
[tex]a^{2}+6a+9[/tex]