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January 29, 2015

January 29, 2015

Posted by **Will** on Tuesday, March 12, 2013 at 7:37am.

- Geometric Sequence -
**Reiny**, Tuesday, March 12, 2013 at 9:29ama(ar)(ar^2)(ar^3)(ar^4) = 32

a^5 r^10 = 32

take 5th root

a r^2 = 2 ---- #1

ar^3 = 17 ----#2

divide #2 by #1

r = 17/2

sub into #1

a(17/2)^2 = 2

a(289/4) = 2

a = 8/289

term(2) = ar = (8/289)(17/2) =4/17

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