Respuesta :
Explicación:
[tex]ec = \frac{m \times {v}^{2} }{2} \\ \frac{2 \times ec}{ {v}^{2} } = m \\ \frac{2 \times 320j}{ {(8 \frac{m}{s} )}^{2} } = m \\ \frac{640j}{64 \frac{ {m}^{2} }{ {s}^{2} } } = m \\ 10kilogramos = m[/tex]
Explicación:
[tex]ec = \frac{m \times {v}^{2} }{2} \\ \frac{2 \times ec}{ {v}^{2} } = m \\ \frac{2 \times 320j}{ {(8 \frac{m}{s} )}^{2} } = m \\ \frac{640j}{64 \frac{ {m}^{2} }{ {s}^{2} } } = m \\ 10kilogramos = m[/tex]