By recognizing the series ((1/2))² ((1/2))³ 2 3 sum = ((1/2))" n -((1/2)) + + (−1)”. as a Taylor series evaluated at a particular value of x, find the sum of the convergent series. +...

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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l 12 and l13 solve both please

Find the Taylor polynomials of degree n approximating cos(2x) for x near 0:
For n = 2, P₂(x) =
For n = 4, P₁(x) =
For n = 6, P₁(x) =
=
Transcribed Image Text:Find the Taylor polynomials of degree n approximating cos(2x) for x near 0: For n = 2, P₂(x) = For n = 4, P₁(x) = For n = 6, P₁(x) = =
By recognizing the series
((1/2))² ((1/2))³
2
3
sum =
-((1/2)) +
as a Taylor series evaluated at a particular value of x, find the sum of the convergent series.
((1/2))"
n
+ ··· + (−1)ª '
+…..
Transcribed Image Text:By recognizing the series ((1/2))² ((1/2))³ 2 3 sum = -((1/2)) + as a Taylor series evaluated at a particular value of x, find the sum of the convergent series. ((1/2))" n + ··· + (−1)ª ' +…..
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