Respuesta :

[tex]\bf \begin{array}{ccllll} foot&inches\\ \text{\textemdash\textemdash\textemdash}&\text{\textemdash\textemdash\textemdash}\\ 1&12\\ (1)^2&(12)^2\\ (1)^3&(12)^3\\ 3(1)^3&3(12)^3 \end{array}[/tex]

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