Respuesta :

ag6567
It's option A) [tex]54 - \sqrt{x} 2[/tex]
carlosego
We have the following expression:
 (7-root (2)) * (8 + root (2))
 Rewriting we have:
 (7-root (2)) * (8 + root (2))
 = 56 + 7raiz (2) - 8raiz (2) - root (2) * root (2)
 = 56 + root (2) * (7-8) - 2
 = 56 - root (2) - 2
 = 54 - root (2)
 Answer:
 = 54 - root (2)
 option 1