The statement that describes inverse function best is the amount of time she has walked (in hours) when she is kilometers from tomsville
According to the question,
The given function denotes the distance travelled by Kira in kilometers from tomsville after hours of walking
D(t) = 10.4 - 4t
The inverse of the function is D⁻¹(x)
=> D(t) = 10.4 - 4t
Converting equation in terms of t,
=> D(t) + 4t = 10.4
=> 4t = 10.4 - D(t)
=> t = 10.4 - D(t) /4
Inverse function = D⁻¹(x) = 10.4 - D(x) /4
It denotes the amount of time she has walked (in hours) when she is kilometers from tomsville.
From the following statements in the question
Option (a) is correct about inverse function
To know more about Inverse function here
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