Respuesta:
3
Explicación:
[tex]5^{2} =4^{2} +x^{2} 25= 16 + x^{2} x^{2} = 16 - 25x^{2} = -9x^{2} = 9x = 3[/tex]
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Respuesta:
3
Explicación:
[tex]5^{2} =4^{2} +x^{2} 25= 16 + x^{2} x^{2} = 16 - 25x^{2} = -9x^{2} = 9x = 3[/tex]