The total number of views (in millions) V of a viral video in x days is modelled
Question:
The total number of views (in millions) V of a viral video in x days is modelled by V = e0.4x − 1
a. Find the total number of views after 5 days.
b. Find dV/dx.
c. Find the rate of increase of the number of views after 100 days, stating the units of your answer.
d. Use your answer to part c to comment on the validity of the model after 100 days.
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a To find the total number of views after 5 days we substitute x 5 into the equation V e04x 1 V e04 ...View the full answer
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Edexcel AS And A Level Mathematics Pure Mathematics Year 1/AS
ISBN: 9781292183398
1st Edition
Authors: Greg Attwood
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