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What is the the value of the fourth term in a geometric sequence if a1=30 and r=1/2?
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What is the the value of the fourth term in a geometric sequence if a1=30 and r=1/2?

User Abeer
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1 Answer

6 votes
30/2 = 15 = term 2
15/2 = 7.5 = term 3
7.5/2 = 3.75 = term 4

the fourth term is 3.75
User Hex C
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