Respuesta :

16 is the only even and the rest are ods
frika

1 way: You can see that

  • [tex]25=5^2;[/tex]
  • [tex]16=4^2;[/tex]
  • [tex]49=7^2;[/tex]
  • [tex]81=9^2;[/tex]
  • 63 is not a perfect square.

Answer: 63 is not like the others.

2 way:

  • numbers 25, 63, 49 and 81 are odd numbers;
  • number 16 is even number.

Answer: 16 is not like the others.