Respuesta:
[tex] ({a - 7})^{2} [/tex]
Explicación paso a paso:
[tex] {a}^{2} - 14a + 49 \\ (a - 7)^{2} [/tex]
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Verified answer
Respuesta:
[tex] ({a - 7})^{2} [/tex]
Explicación paso a paso:
[tex] {a}^{2} - 14a + 49 \\ (a - 7)^{2} [/tex]