Answer:
4/3125
Step-by-step explanation:
Geometric sequence: an=a1*r^n-1
a8=100*1/5^8-1
a8=100*1/5^7
a8=100*1/78125
a8= 4/3125
100, 20, 4, 4/5, 4/25, 4/125, 4/625, 4/3125
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Answers & Comments
Answer:
4/3125
Step-by-step explanation:
Geometric sequence: an=a1*r^n-1
a8=100*1/5^8-1
a8=100*1/5^7
a8=100*1/78125
a8= 4/3125
100, 20, 4, 4/5, 4/25, 4/125, 4/625, 4/3125