Respuesta :

Answer: 1, 2, 4

Step-by-step explanation:

Step-by-step explanation:

Remember your exponent rules.

[tex] {a}^{ - m} = \frac{1}{a} [/tex]

And

[tex] {(\frac{a}{b} )}^{ - m} = {(\frac{b}{a} )}^{ m}[/tex]

So the first one would be

[tex] \frac{1}{ {4}^{3} } \times 4 = \frac{1}{16} [/tex]