Simpson's rule for integrating a function over the interval [-h, h] can be written in the form, •h [*"* f (x)dx = w₁f (− h) + w₂f (0) +wsf(h) + E, (3) -h where w1, W2 and w3 are constants, and E represents the error term. Use the method of undetermined coefficients to find the constants w₁, W2 and w3. Calculate the Simpson's rule approximation to the integral I = = Cπ/2 cos(x)dx, (4) 0

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Simpson's rule for integrating a function over the interval [-h, h] can be written
in the form,
ch
[^"^ f (x)dx = w₁f (− h) + waf (0) + waf (h) + E,
(3)
-h
where w₁, w2 and wз are constants, and E represents the error term. Use the
method of undetermined coefficients to find the constants w₁, W2 and w3. Calculate
the Simpson's rule approximation to the integral
I
=
Cπ/2
0
cos(x)dx,
and calculate the error from the actual answer.
(4)
Transcribed Image Text:Simpson's rule for integrating a function over the interval [-h, h] can be written in the form, ch [^"^ f (x)dx = w₁f (− h) + waf (0) + waf (h) + E, (3) -h where w₁, w2 and wз are constants, and E represents the error term. Use the method of undetermined coefficients to find the constants w₁, W2 and w3. Calculate the Simpson's rule approximation to the integral I = Cπ/2 0 cos(x)dx, and calculate the error from the actual answer. (4)
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