2, 1,1/2 , 1/4 , . ..

Question

arithmetic
geometric
both
neither

I don't know how to solve it?

Answer 1

http://www.mathsisfun.com/algebra/sequences-sums-geometric.html

Answer 2

I don't know how to do it with the fractions. Also that is the first website I turn to besides this one for help

Answer 3

Please Help Me!!

Answer 4

Found the answer..

Geometric