Solved

Use the Formula For $\mathbf{S}_{\mathbf{n}}$ To Find the Sum for the Geometric Sequence

Question 95

Multiple Choice

Use the formula for $\mathbf{S}_{\mathbf{n}}$ to find the sum for the geometric sequence.
- $1,3,9,27,81$

A) 122
B) 118
C) 121
D) 111

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