Math
posted by Kelsey .
How would I find the expression of the nth term sequence given the terms of 2, 1, 4/5, 5/7, 6/9 and the expression of the nth term sequence given the terms of 1/2,1/4,1/8, 1/16?

Math 
bobpursley
Change the first sequence to ...
2/1; 3/3;4/5; 5/7;6/9;....
On the second, it sure looks like r is 1/2.
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