Respuesta:
7
Explicación paso a paso:
* x² - 1 = 3(16)
x² - 1 = 48
x² = 49
x = 7
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Respuesta:
7
Explicación paso a paso:
* x² - 1 = 3(16)
x² - 1 = 48
x² = 49
x = 7