Respuesta :

Answer:

See step by step

Step-by-step explanation:

If you are referring to

[tex]y {}^{2} = 64[/tex]

Then the answer is 8 or -8,

If you are referring to

[tex]y \times 2 = 64[/tex]

Then answer is 32 or -32 it depends on which one you are referring to.