A study of a certain Subanen community suggests thatt years from now, the average level of carbon monoxide in the air will be Q(t) = 0.05t² + 0.1t + 3.4 parts per million (ppm). At what rate will the carbon monoxide level be changing with respect to time 2 years from now?

A study of a certain Subanen community suggests thatt years from now, the average level of carbon monoxide in the air will be Q(t) = 0.05t² + 0.1t + 3.4 parts per million (ppm). At what rate will the carbon monoxide level be changing with respect to time 2 years from now?

College Algebra

1st Edition

ISBN:9781938168383

Author:Jay Abramson

Publisher:Jay Abramson

Chapter6: Exponential And Logarithmic Functions

Section6.1: Exponential Functions

Problem 60SE: The formula for the amount A in an investmentaccount with a nominal interest rate r at any timet is...

See similar textbooks

Similar questions

The formula for the amount A in an investmentaccount with a nominal interest rate r at any timet is given by A(t)=a(e)rt, where a is the amount ofprincipal initially deposited into an account thatcompounds continuously. Prove that the percentageof interest earned to principal at any time t can becalculated with the formula I(t)=ert1.
Repeat Example 5 when microphone A receives the sound 4 seconds before microphone B.
Q1. Assume that the rate at which radioactive nuclei decay is proportional to the number of such nuclei that are present in a given sample. In certain sample 10% of the original number of radioactive nuclei have undergone disintegration in a period of 100 years. a) What percentage of the original radioactive nuclei will remain after 1000 years? b) In how many years will only one-fourth (1/4) of the original number remain?
3. The periodT of a pendulum is determined by T = 2 with L the length of the pendulum and g the gravitational acceleration. What is the approximate percentage increase of the period T if the length L of the pendulum increases by 2% and the gravitational acceleration g decreases by 0.4%? (A) 0.8%. (В) 1.2%. (C) 1.6%. (D) 2.4%.