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Mathematics 24 Online
OpenStudy (anonymous):

Someone help me with the formula please and thanks. Find the 7th term of the geometric sequence a3=128, r=-1/4

OpenStudy (anonymous):

I need help with writing the formula

OpenStudy (anonymous):

i thought you said check work?

OpenStudy (anonymous):

That was before I found out my formula was wrong I just need help that

OpenStudy (anonymous):

@Austin6i6

OpenStudy (anonymous):

\[n=a^{1}\left(1- r ^{n} \right)\\] over 1-r

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