Respuesta:
Ejercicio 1.
[tex]( \frac{ - 5}{2} {)}^{2} = \frac{ - {5}^{2} }{ {2}^{2} } = \frac{25}{4 } = 6.25 \\ [/tex]
Ejercicio 2.
[tex]( - 2 \frac{1}{2} {)}^{3} = - ( \frac { 2 \times 2 + 1}{2} {)}^{2} = (- \frac{5}{2} )^{2} = -\frac{125}{8} [/tex]=-15.6
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Verified answer
Respuesta:
Ejercicio 1.
[tex]( \frac{ - 5}{2} {)}^{2} = \frac{ - {5}^{2} }{ {2}^{2} } = \frac{25}{4 } = 6.25 \\ [/tex]
Ejercicio 2.
[tex]( - 2 \frac{1}{2} {)}^{3} = - ( \frac { 2 \times 2 + 1}{2} {)}^{2} = (- \frac{5}{2} )^{2} = -\frac{125}{8} [/tex]=-15.6