Question

What kind of growth model (pattern) is shown in the table?

x
y
1
5
2
25
3
125
4
625
5
3,125

square root
linear
exponential
quadratic

Answer 1

Exponential.

Reason: each y is 5 times the previous (5 → 25 → 125 → 625 → 3125), so y = 5^x (constant multiplicative growth).