3. Find the third Taylor polynomial in powers of x for the function given below and calculate the value of this polynomial at x=2. Hint. For expanding this function to its Taylor series in powers of x, you may use the following steps: Write f(x) as a sum of simple partial fractions. Expand each partial fraction to Taylor series in powers of x. Obtain the Taylor series in powers of x for f(x) and get the desired value of the polynomial. f(x) = (x² + 8x)/(x³ – 2x² + x – 2). %3D

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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3. Find the third Taylor polynomial in powers of x for the function given below and calculate the
value of this polynomial at x=2.
Hint. For expanding this function to its Taylor series in powers of x, you may use the following
steps:
Write f(x) as a sum of simple partial fractions.
Expand each partial fraction to Taylor series in powers of x.
Obtain the Taylor series in powers of x for f(x) and get the desired value of the polynomial.
f (x) = (x² + 8x)/(x3 – 2x² + x – 2).
-4
-2
-1
1
-5
-3
2
none of the others
3
4.
Transcribed Image Text:3. Find the third Taylor polynomial in powers of x for the function given below and calculate the value of this polynomial at x=2. Hint. For expanding this function to its Taylor series in powers of x, you may use the following steps: Write f(x) as a sum of simple partial fractions. Expand each partial fraction to Taylor series in powers of x. Obtain the Taylor series in powers of x for f(x) and get the desired value of the polynomial. f (x) = (x² + 8x)/(x3 – 2x² + x – 2). -4 -2 -1 1 -5 -3 2 none of the others 3 4.
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