Ask a New Question

If A=125e^-kt and A=200 when t=3, find the value of k.

1 answer

Substitute your known A and t values.
200 = 125 e^-3k
e^-3k = 200/125 = 1.6
Take natural logs of both sides.
-3k = ln 1.6 = 0.470
Solve for k

Ask a New Question or answer this question.

Similar Questions

The time interval T, in minutes, between patient arrivals in an emergency room is a random variablewith exponential density
1. 0 answers
Approximate the solution to the equation 20=125e^x by locating the intersection point of y=125ex and y=20 .(1 point) Responses
1. 1 answer
Given the function: f(x) = x^2 + 1 / x^2 - 9a)find y and x intercepts b) find the first derivative c) find any critical values
1. 1 answer
Given the function: f(x) = x^2 + 1 / x^2 - 9a)find y and x intercepts b) find the first derivative c) find any critical values
1. 0 answers

more similar questions