Mark M. answered • 05/23/21
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a1 = 1
r = -6
n = 8
S8 = a1(1 - rn) / (1 - r)
Can you substitute values and answer?
Amelian R.
asked • 05/23/21Evaluate the partial sum of the geometric series described
Evaluate the partial sum 1 - 6 + 36 - 216…, n=8
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Amelian R.
Yes thank you for the help05/23/21