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Dmitry_Shevchenko [17]

3 years ago

12

Write an exponential function to describe the given sequence of numbers.

1 answer:

andriy [413]3 years ago

5 0

Answer:

a(n) = 9·6^(n-1)

Step-by-step explanation:

The general term a(n) of a geometric sequence with first term a(1) and common ratio r is given by ...

a(n) = a(1)·r^(n-1)

Your sequence has first term 9 and common ratio 54/9 = 6, so the function describing it is ...

a(n) = 9·6^(n-1)

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