Use a graphing utility to find the sum of the geometric sequence. Round answer to two decimal places, if necessary.
-$\sum _ { k = 1 } ^ { 12 } \frac { 1 } { 7 } \cdot ( - 2 ) ^ { k - 1 }$
A) -195
B) -195.86
C) -194
D) -195.29

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The Answer of Use a graphing utility to find the sum of the geometric sequence. Round answer to two decimal places, if necessary.
-$\sum _ { k = 1 } ^ { 12 } \frac { 1 } { 7 } \cdot ( - 2 ) ^ { k - 1 }$
A) -195
B) -195.86
C) -194
D) -195.29

Use a Graphing Utility to Find the Sum of the Geometric