Use your formula below to find the 6th term in the geometric sequence an=(5) (3/2)^n-1 A) 5 B) 15/2 C)1,215/32 D)3,645/64

asked Feb 18, 2018 158k views

3 votes

Use your formula below to find the 6th term in the geometric sequence

an=(5) (3/2)^n-1

A) 5
B) 15/2
C)1,215/32
D)3,645/64

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1 vote

a(n)=5(3/2)^(n-1) so the 6th term is:

a(6)=5(3/2)^(6-1)

a(6)=5((3/2)^5)

a(6)=5(243/32)

a(6)=1215/32

Joostblack answered Feb 22, 2018

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