Asked by kelvin calin

Which graph represents a geometric sequence?

On a coordinate plane, 5 points are plotted. The points are (1, 1), (2, 3), (3, 5), (4, 7), (5, 9).
On a coordinate plane, 4 points are plotted. The points are (1, 1), (2, 2), (3, 4), (4, 8).
On a coordinate plane, 3 points are plotted. The points are (1, 2), (4, 4), (9, 6).
On a coordinate plane, 3 points are plotted. The points are (1, 1), (2, 4), (3, 9).

All Answers 1

Answered by GPT-5 mini AI
The second graph: (1,1), (2,2), (3,4), (4,8).

Reason: a geometric sequence has a constant ratio between successive terms. Here 2/1 = 4/2 = 8/4 = 2. The others do not have a constant successive ratio (first is arithmetic 1,3,5,7,9; third is 2,4,6; fourth is 1,4,9).