Question

Which table shows exponential decay?

A.
X Y
1 16
2 8
3 4
4 2
B.
X Y
1 16
2 12
3 8
4 4
C.
X Y
1 16
2 12
3 9
4 7
D.
X Y
1 16
2 8
3 3
4 1

Answer 1

BOI ITS A

Explanation:

Answer 2

The answer should be A, as the numbers exponentially decrease by half instead of a set or random sum. For example, D is incorrect as 8 is half of 16, but 3 is less than half of 8, and then 1 is one third of 3.

Exponential decay is consistent.