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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Equations and Inequations
Equations and inequalities describe the relationship between two mathematical expressions.
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A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.
Question
14.
Transcribed Image Text:f the following, you must use the techniques learned in this course. Interpret your results.
The total annual revenue R of the Miramar Resorts Hotel is related to the amount of money x the
hotel spends n advertising its services by the function: R(x) =-0.003x³ + 1.35x² + 2x + 8000
where 0< x < 400 and x represents thousands of dollars. How much money should be spent
in order to maximize the rate of change in revenue?
MAY 1
étv N
P
MacBook Air
000
DII
DD
F4
F5
F6
F7
F8
F9
F10
F11
F1
$
&
4
5
6
7
+ |I
* 00
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