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Mathematics 13 Online
OpenStudy (anonymous):

What is the 9th term of the geometric sequence 4, 12, 36, …?

hero (hero):

If nobody else helps, I'll see if I can post a solution to this. You're probably just checking answers, right?

OpenStudy (anonymous):

yeahh

hero (hero):

Yeah, you look smart, lol

OpenStudy (anonymous):

haha, not in this subject lol

hero (hero):

Well, I'm not really that smart either. I just like the subject

OpenStudy (anonymous):

ohh cool

hero (hero):

r = 3

hero (hero):

You should be able to solve it from there t1 = first term

OpenStudy (anonymous):

thank you, i figured it out (:

hero (hero):

Danielle are you still there?

hero (hero):

\[t_n = t_1 \times r^{n-1}\]

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