3. If f(x) = x + 1, find f(3) and f(- 3). Is f a one-to-one function?

Answered: 3. If f(x) = x + 1, find f(3) and f(-…

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

ChapterP: Preliminary Concepts

SectionP.CT: Test

Problem 1CT

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Suppose we have two functions. One is P(t) , which models the number of photographers entering the park as a function of t , the time in hours since 5 am. The other, F(x) models number of Instagram posts as a function of x , the number of photographers in the park. awe an s! :1 Which composition makes sense: P(F(x)) or F(P(t)) ? And what does this function represent, in the context of the given functions? b) [, oN ti Suppose that P(t) = 19e0.38t models the number of photographers when the time is t hours after 5 am. About what time is it when 120 people are taking pictures in the park? Show your work.
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