Asked by Alex
Find the value of term 1 given sum 8= - 3280a and the common ratio = - 3?
Answers
Answered by
Steve
I suspect a typo. Moving right along,
S8 = a(1-r^8)/(1-r), so just plug in your values.
S8 = a(1-r^8)/(1-r), so just plug in your values.
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