The number of people living with HIV increased worldwide approximately exponentially from 2.5 million in 1985 to

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The number of people living with HIV increased worldwide approximately exponentially from 2.5 million in 1985 to 36.7 million in 2015. (HIV is the virus that causes AIDS.)

(a) Give a formula for the number of people living with HIV, H (in millions), as a function of years, t, since 1985. Use the form H = H₀e^kt. Graph this function.
(b) What was the yearly continuous percent change in the number of people living with HIV between 1985 and 2015?

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Applied Calculus

ISBN: 9781119275565

6th Edition

Authors: Deborah Hughes Hallett, Patti Frazer Lock, Andrew M. Gleason, Daniel E. Flath, Sheldon P. Gordon, David O. Lomen, David Lovelock, William G. McCallum, Brad G. Osgood, Andrew Pasquale

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The number of people living with HIV increased worldwide approximately exponentially from 2.5 million in 1985 to

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a We use an exponential function in the form H H 0 e kt Since t is in years since 1985 the init...View the full answer

Applied Calculus

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