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marcybaby
 2 years ago
Find the general term an for the geometric sequence a1=3 and a2=6?
marcybaby
 2 years ago
Find the general term an for the geometric sequence a1=3 and a2=6?

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marcybaby
 2 years ago
Best ResponseYou've already chosen the best response.0\[a_{1}=3 and a_{2}=6\]

RadEn
 2 years ago
Best ResponseYou've already chosen the best response.0use the formula : an = a1 r^(n1) with a1 is given 3 and to get the ratio(r), defined r = a2/a1 = 6/3 = 2 therefore, an = a1 * r^(n1) an = 3 * (2)^(n1) dw:1367598379663:dw

marcybaby
 2 years ago
Best ResponseYou've already chosen the best response.0so that's the answer? @RadEn I'm confused

nincompoop
 2 years ago
Best ResponseYou've already chosen the best response.0it is not the answer, rather hint as how to solve the problem.

marcybaby
 2 years ago
Best ResponseYou've already chosen the best response.0ahhh!! i'm so lost and confused!! @nincompoop

waterineyes
 2 years ago
Best ResponseYou've already chosen the best response.1Can you find here the common ratio "r" ??

waterineyes
 2 years ago
Best ResponseYou've already chosen the best response.1So, general term can be found as: \[\large \color{green}{a_n = a \cdot r^{n1}}\]

waterineyes
 2 years ago
Best ResponseYou've already chosen the best response.1a = 3 and r = 2.. Plug in and find..

waterineyes
 2 years ago
Best ResponseYou've already chosen the best response.1Yep, this is the general term you require...

marcybaby
 2 years ago
Best ResponseYou've already chosen the best response.0okay, but I am stuck here. I dont what is the next step

waterineyes
 2 years ago
Best ResponseYou've already chosen the best response.1Hey, this is the required answer, you can't solve it further..

marcybaby
 2 years ago
Best ResponseYou've already chosen the best response.0so this cant get be simplified any more?

waterineyes
 2 years ago
Best ResponseYou've already chosen the best response.1\[\large a_n = 3\cdot (2)^{n1}\]

marcybaby
 2 years ago
Best ResponseYou've already chosen the best response.0okay... how come tho? 6^n1 looks like an ideal answer to me.

waterineyes
 2 years ago
Best ResponseYou've already chosen the best response.1You cannot multiply \(3\) with \((2)^{n1}\)

marcybaby
 2 years ago
Best ResponseYou've already chosen the best response.0ohhhhhhhhhhh!!!!!!!!!! duh!! now i get it! my brain hurts been studing all week.

marcybaby
 2 years ago
Best ResponseYou've already chosen the best response.0thank you for your time and patience

waterineyes
 2 years ago
Best ResponseYou've already chosen the best response.1You are welcome dear..
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