. A computer company has a monthly advertising budget of €60 000. Each month, this amount is spent completely. The marketing department estimates that if Er is spent each month on advertising in newspapers and Ey is spent on television advertising, then the monthly sales will be given by the fuction S = 90x¹/4³/4, expressed in euro. a. Determine an equation for the sales 5 in terms of r. b. Determine how much should be spent on advertising in newspapers each month in order to max- imize the monthly sales. c. Determine how much should be spent on television advertising each month in order to maximize the monthly sales.
. A computer company has a monthly advertising budget of €60 000. Each month, this amount is spent completely. The marketing department estimates that if Er is spent each month on advertising in newspapers and Ey is spent on television advertising, then the monthly sales will be given by the fuction S = 90x¹/4³/4, expressed in euro. a. Determine an equation for the sales 5 in terms of r. b. Determine how much should be spent on advertising in newspapers each month in order to max- imize the monthly sales. c. Determine how much should be spent on television advertising each month in order to maximize the monthly sales.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:8. A computer company has a monthly advertising budget of €60 000. Each month, this amount is spent
completely.
The marketing department estimates that if Ex is spent each month on advertising in newspapers and
Ey is spent on television advertising, then the monthly sales will be given by the fuction S = 90x¹/4y³/4,
expressed in euro.
a. Determine an equation for the sales S in terms of .
b. Determine how much should be spent on advertising in newspapers each month in order to max-
imize the monthly sales.
c. Determine how much should be spent on television advertising each month in order to maximize
the monthly sales.
d. Determine the maximum sales.
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