At the start of 2010, an online social group had 360 million members. Subsequently, new members joined at a rate of roughly m(t) = -9.9t2 + 16t + 280 million members per year (0 sts 5), where t is time in years since the start of 2010. (a) Find an expression for the total online social group membership M(t) at time t. HINT (See Example 6.] M(t) = (b) Use the answer to part (a) to estimate the online social group membership midway through 2013. (Round your answer to the nearest 1 million members.) M(3.5) = million members

At the start of 2010, an online social group had 360 million members. Subsequently, new members joined at a rate of roughly m(t) = -9.9t2 + 16t + 280 million members per year (0 sts 5), where t is time in years since the start of 2010. (a) Find an expression for the total online social group membership M(t) at time t. HINT (See Example 6.] M(t) = (b) Use the answer to part (a) to estimate the online social group membership midway through 2013. (Round your answer to the nearest 1 million members.) M(3.5) = million members

Algebra and Trigonometry (6th Edition)

6th Edition

ISBN:9780134463216

Author:Robert F. Blitzer

Publisher:Robert F. Blitzer

ChapterP: Prerequisites: Fundamental Concepts Of Algebra

Section: Chapter Questions

Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...

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Question

At the start of 2010, an online social group had 360 million members. Subsequently, new members joined at a rate of
roughly
m(t) = -9.9t2 + 16t + 280 million members per year (0 sts 5),
where t is time in years since the start of 2010.
(a) Find an expression for the total online social group membership M(t) at time t. HINT [See Example 6.]
M(t) =
(b) Use the answer to part (a) to estimate the online social group membership midway through 2013. (Round your
answer to the nearest 1 million members.)
М(3.5) -
|x million members

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