Problem 31. Without using Taylor's Theorem, represent the following func- tions as power series erpanded about 0 (i.e., in the form Eno an"). (a) In (1 – a²)
Problem 31. Without using Taylor's Theorem, represent the following func- tions as power series erpanded about 0 (i.e., in the form Eno an"). (a) In (1 – a²)
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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< RealAnalysis-ISBN-fix...
CALCULUS IN THE 17TH AND 18TH CENTURIES
48
Problem 31. Without using Taylor's Theorem, represent the following func-
tions as power series erpanded about 0 (i.e., in the form E-o anr" ).
(а) In (1— 2?)
(b)
(c) arctan (r)
(d) In (2 + x) [Hint: 2+x = 2 (1+ 5)/
Problem 32. Let a be a positive real number. Find a power series for a
expanded about 0. [Hint: a² = eln (a*)/
Problem 33. Represent the function sin x as a power series erpanded about a
(i.e., in the form Eo an (x – a)"). [Hint: sin x = sin (a + x – a)./
Problem 34. Without using Taylor's Theorem, represent the following func-
tions as a power series expanded about a for the given value of a (i.e., in the
form E-o an (x – a)").
(a) In x, a = 1
(b) е*, а %3D 3
(c) r3 + 2x2 + 3 , a = 1
(d) !, a = 5
Problem 35. Evaluate the following integrals as series.
(a)
e* dr
1
(b)
(c)
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Transcribed Image Text:5:03
< RealAnalysis-ISBN-fix...
CALCULUS IN THE 17TH AND 18TH CENTURIES
48
Problem 31. Without using Taylor's Theorem, represent the following func-
tions as power series erpanded about 0 (i.e., in the form E-o anr" ).
(а) In (1— 2?)
(b)
(c) arctan (r)
(d) In (2 + x) [Hint: 2+x = 2 (1+ 5)/
Problem 32. Let a be a positive real number. Find a power series for a
expanded about 0. [Hint: a² = eln (a*)/
Problem 33. Represent the function sin x as a power series erpanded about a
(i.e., in the form Eo an (x – a)"). [Hint: sin x = sin (a + x – a)./
Problem 34. Without using Taylor's Theorem, represent the following func-
tions as a power series expanded about a for the given value of a (i.e., in the
form E-o an (x – a)").
(a) In x, a = 1
(b) е*, а %3D 3
(c) r3 + 2x2 + 3 , a = 1
(d) !, a = 5
Problem 35. Evaluate the following integrals as series.
(a)
e* dr
1
(b)
(c)
Next
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