Respuesta :
Answer:
D
Step-by-step explanation:
1*2=2
2*2=4
4*2=8
8*2=16
16*2=32
Answer: 16, –8, 4, –2, 1. has a common ratio,r = (-1/2)
-15, –18, –21.6, –25.92, –31.104 has a common ratio, r = (1.2)
625, 125, 25, 5, 1 has a common ratio, r= (1/5)
Step-by-step explanation:
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