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Sum of an Infinite Geometric Sequence

Author: Anthony Varela
Video Transcript
Formulas to Know
Sum of a Finite Geometric Sequence

S subscript n equals a subscript 1 times open parentheses fraction numerator 1 minus r to the power of n over denominator 1 minus r end fraction close parentheses

Sum of an Infinite Geometric Sequence

S equals a subscript 1 times open parentheses fraction numerator 1 over denominator 1 minus r end fraction close parentheses or S equals fraction numerator a subscript 1 over denominator 1 minus r end fraction