Use the formula for the sum of the first n terms of a geometric sequence to solve.Find the sum of the first 11 terms of the geometric sequence: -7, -14, -28, -56, -112, . . . .
A. -14,292
B. -14,329
C. -14,327
D. -14,349
Answer: B
Mathematics
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?
?
A.
B.
C.
D.
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