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Earn +20 ptsQ: What is the sum of the geometric sequence 8comma negative16comma 32 dot dot dot if there are 15 terms?
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Is geometric sequence a sequence in which each successive terms of the sequence are in equal ratio?
Yes, that's what a geometric sequence is about.
Do the terms of a geometric sequence increase as it proceeds?
yes
What is the answer if you insert 3 terms between 2 and 32 by geometric sequence?
The terms are: 4, 8 and 16
What is the geometric sequence formula?
un = u0*rn for n = 1,2,3, ... where r is the constant multiple.
Is the Fibonacci sequence a geometric sequence?
No. Although the ratios of the terms in the Fibonacci sequence do approach a constant, phi, in order for the Fibonacci sequence to be a geometric sequence the ratio of ALL of the terms has to be a constant, not just approaching one. A simple counterexample to show that this is not true is to notice that 1/1 is not equal to 2/1, nor is 3/2, 5/3, 8/5...
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