Respuesta :
[tex] {x}^{2} = 108 \\ x = \sqrt{108} \\ x = 10.4 \: or \: - 10.4[/tex]
Answer is the last option, about 10.4 or - 10.4.
Simply by multiplying 10.4 and 10.4, or - 10.4 and - 10.4 together, you'll get approximately 108.
Hope this helps. - M