A doctor estimates that a particular patient is losing bone density at a rate of 3% annually. The patient currently has a bone density of 1,500 kg/mg3. The doctor writes an exponential function to represent the situation. Which values should the doctor use for a and b in a function written in the form f (x) = abx, where f (x) represents the bone density after x years?

a =

b =

Question

Skyler Brady

8 November, 19:07

+4

Answers (1)

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Ben Snow · Answer 1

A will be the initial amount so:

a = 1,500 kg/m³

b will be decrease factor so:

1 - 3%

b = 0.97