Edward C. answered 10/29/19
Tutor
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Caltech Grad for math tutoring: Algebra through Calculus
Sn = a1(1 - rn) / (1 - r)
Just plug in the numbers and do the arithmetic
Grace G.
asked 10/29/19evaluate:
∑10n=1 8(1/4)n-1
round the nearest hundredth
Edward C. answered 10/29/19
Caltech Grad for math tutoring: Algebra through Calculus
Sn = a1(1 - rn) / (1 - r)
Just plug in the numbers and do the arithmetic
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