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22-11-2020
Mathematics

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Select the function that defines the given sequence.

Select the function that defines the given sequence class=

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mathstudent55 mathstudent55

22-11-2020

Answer:

D.

Step-by-step explanation:

a1 = -8

a2 = -8 * 2.5

a3 = -8 * 2.5 * 2.5

a4 = -8 * 2.5^3

an = -8 * 2.5^(n - 1)

The first term is -8. Each subsequent term is 5/2 times the previous term.

Answer: D.

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