Respuesta :

Answer:

The 4th term in the sequence is -8.

Step-by-step explanation:

The nth term of the sequence B is given by:

[tex]B(n) = (-2)^{n-1}[/tex]

So the fourth term will be given by:

B when n = 4, that is, B(4).

[tex]B(4) = (-2)^{4-1} = (-2)^{3} = -8[/tex]

The 4th term in the sequence is -8.