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Find a1 for the geometric sequence with the given terms. a5=96 and a7=384 a1= blank (simplify your answer)

Find a1 for the geometric sequence with the given terms. a5=96 and a7=384 a1= blank (simplify your answer)
asked 72.3k views
2 votes
Find a1 for the geometric sequence with the given terms.

a5=96 and a7=384
a1= blank (simplify your answer)

asked
User Rodney Wells
by
8.2k points

1 Answer

3 votes

Answer:

6

Explanation:

r = √(384/96) = √4 = 2

so, a1 = 96/ (2)⁴ = 96/16 = 6

answered
User Kenyatta
by
7.7k points
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