angelinacampos344 angelinacampos344

27-07-2021
Mathematics

contestada

d(1)=2
d(n)=d(n−1)⋅(−2)^n

What is the third term in the sequence?

Respuesta :

jcherry99 jcherry99

29-07-2021

Answer:

- 16

Step-by-step explanation:

The way this is given, you have to find the second term before you can fine the third.

a2 = d(n - 1) * (-2)^2

a2 = 2 * (-2)^2

a2 = 2 * 4

a2 = 8

a3 = d(3 - 1) * (-2)^3

a3 = 2 * (-2)^3

a3 = 2 * - 8

a3 = - 16

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