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flore9584
16.10.2020 •
Mathematics
Use the formula an = aj(r)a- to write a formula for the geometric sequence below. 3, 6, 12, 24, 48, ...
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Ответ:
Step-by-step explanation:
There is a common ratio r between consecutive terms in the sequence, that is
6 ÷ 3 = 12 ÷ 6 = 24 ÷ 12 = 48 ÷ 24 = 2
This indicates the sequence is geometric with n th term
where a₁ is the first term and r the common ratio
Here a₁ = 3 and r = 2 , thus
Ответ:
f=l2
Step-by-step explanation: