Write the first five terms of the geometric sequence with the given information.The first term is -5 and the common ratio is -2.
A. -5, -10, -20, 40, -80
B. -5, -7, -9, -11, -13
C. -5, 10, -20, 40, -80
D. -2, 10, -20, 40, -80
Answer: C
Mathematics
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