Answer:
[tex]y=700(1.22)^{x}[/tex]
Step-by-step explanation:
Let
y-----> the trout population
x----> the time in years
we know that
[tex]22\%=22/100=0.22[/tex]
[tex]y=700(1+0.22)^{x}[/tex]
[tex]y=700(1.22)^{x}[/tex] ----->exponential function that models the trout population