Ian claims his bank account grows by an equal factor each year. Which equation must he show to be true to prove his claim based on the given function?
a) (v(t) × v(t-1) = 1.025
b) The tion with numerator (v(t+1) and denominator (v(t) is equal to 1.025
c) (v(t) - v(t-1) = 1.025
d) (v(t) ÷ v(t-1) = 1.025