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Complete the recursive formula of the geometric sequence 16, 3.2, 0.64, 0.128, .... a(1) = a(n) = a(n-1).
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2 votes
Complete the recursive formula of the geometric sequence 16, 3.2, 0.64, 0.128, ....

a(1) =
a(n) = a(n-1).

User Mo Meshkani
by
4.7k points

2 Answers

3 votes

Answer:

a(1) = 0.2

Explanation:

x * 2 / 10 = y

16 * 2 / 10 = 3.2

3.2 * 2 / 10 = 0.64

so

a(1) = 1 * 2 / 10 = 0.2

User Ivan Bilan
by
4.5k points
4 votes

Answer:

The recursive formula of 16, 3.2,0.64,0.128,...

a(1)=16

a(n)=a(nāˆ’1)* 1/5

From Khan

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Explanation:

User ValeraZakharov
by
3.9k points
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