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anonymous
 one year ago
Fan and Medal!!!
What is the third term of a sequence that has a first term of 3 and a common ratio of 3?
1/3
9
27
anonymous
 one year ago
Fan and Medal!!! What is the third term of a sequence that has a first term of 3 and a common ratio of 3? 1/3 9 27

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welshfella
 one year ago
Best ResponseYou've already chosen the best response.1third term = a1 r^2 where a1 = first term , r = common ratio

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0@welshfella is that right?

Michele_Laino
 one year ago
Best ResponseYou've already chosen the best response.0hint by definition of geometric sequence, we have: \[\Large \begin{gathered} {a_1} = 3 \hfill \\ {a_2} = 3{a_1} = ... \hfill \\ {a_3} = 3{a_2} = ... \hfill \\ \end{gathered} \]

welshfella
 one year ago
Best ResponseYou've already chosen the best response.1yes the nth term = a1 r^(n1) here a1 = 3 and r = 3
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