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malfutka [58]
3 years ago
9

Identify a1 and r for the sum of the geometric series. −4, 8, −16, 32,…

Mathematics
2 answers:
ikadub [295]3 years ago
6 0

Answer:

a1= -4     r=-2 on edu

Elodia [21]3 years ago
5 0

Answer: an = -4(-2)^n-1

Step-by-step explanation:

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