Find the exponential function that satisfies the given conditions: Initial value = 64, decreasing at a rate of 0.5% per week (1 point) a
f(t) = 0.5 • 0.36t

b
f(t) = 64 • 1.005t

c
f(t) = 64 • 0.995t

d
f(t) = 64 • 1.5t