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3 votes
Find a2 and a3 for the following geometric sequence:

4, a2, a3, 108

User Gvd
by
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1 Answer

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Answer:

12 and 48

Explanation:

Let a be the first term and r be the common ratio.

We know that a = 4, and that ar³ = 4r³ = 108, and thus r = 3.

Therefore


a_2=12, a_3=48

User Arnav Gupta
by
8.3k points

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