Problem 4 (a) 5x-3 – 4 (i) Lim- x- 2x-2 +9 (х — 3)2 (ii) Lim X0 x2 7- 2x – 3
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:Problem 4
(a)
5x-3 – 4
(i) Lim:
x-0 2x-2 +9
(х— 3)2
(ii) Lim
X0 X2
- 2x – 3
(b) During a nationwide program to immunize the population against a new strain of the flu,
public health officials determined that the cost of inoculating x% of the susceptible population
1.85x
would be approximately C(x) =
million dollars.
100 – x
(i) What would it cost to providing immunization to the first 20% of the susceptible
population?
(ii) What would it cost to providing immunization to the next 30% of the susceptible
population?
(iii) Suppose 17 million dollars are available for providing immunization. What percentage
of the susceptible population will not receive immunization?
(iv) If money was not a problem will they be able to providing immunization to the entire
susceptible population?
(2x2 – 4
(c) Determine the values of x for which the function f(x) = }x+2
x< 2
2 <x > 5
x2 5
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