Lisa is saving for college. The account is modeled by the function:

f(x) = 250(1.25)^x
,when x represents how many years she has saved.

Xavier is also saving college. His account is modeled by this table:
X g(x)
0 200
1 270
2 364.5
3 492.08

1. After 3 years, how much does Lisa's account have in it? (Round to the hundredths
decimal place.)

2.After 3 years, how much does Xavier’s account have in it?

3.What is the positive difference in their accounts after 3 years?