Answer:
y = 25(1.2)^t
Step-by-step explanation:
Initial population = 25
The general exponential function is expressed as;
y = y0(1+r)^t
y0 is the initial population
at t = 1, r = 20% = 0.2
y = 25(1+0.2)^t
y = 25(1.2)^t
Hence the required equation is y = 25(1.2)^t
