HaLo people - I need some help with my sisters work

In the 30-60-90 triangle below side s has a length of and side r has a length

The equation represents the function f, and the graph represents the function g. f(x)=3(5/2)^x determine the relationship between the growth factors of f and g. a. the growth factor of g is twice the growth factor of f. b. the growth factor of f is twice the growth factor of g. c. the growth factor of f is 2.5 times the growth factor of g. d. the growth factor of f is the same as the growth factor of g.

Which of the following scenarios demonstrates an exponential decay