Respuesta :

I uploaded the answer to a file hosting. Here's link:

tinyurl.com/wpazsebu

Answer:

[tex]sln \\ x {}^{2} - 16 {}^{2} = 256 \\ x {}^{2} = 256 - 16 {}^{2} \\ x {}^{2} = 256 - 256 \\ x {}^{2} = 0 \\ x = 0[/tex]

I hope this help you