Geometric Sequences Explicit and Summation Formulas

Can you name the explicit and summation formulas for Geometric Sequences?
Using sub for subscript
Using r for common ratio
Using over for division
Using ^ for exponents
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Dumpling45
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Last updated: April 23, 2023
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First submittedApril 21, 2023
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Hint
Answer
Explicit
a sub n = a sub 1(r)^(n-1)
Summation
S sub n = a sub 1(1-r^n) over (1-r)
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