Find the actual error when the first derivative of f (x) = sin(2x) at x = 1/8 is approximated by %3D the following 3-point formula 3f(x + h) – 2f(x) – f(x – h) f'(x) × 4h with h = 0.25. 0.0343 0.0431 O 0.2313 0.5544

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
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Find the actual error when the first derivative of f (x) = sin(2x) at x = T1/8 is approximated by
%3D
the following 3-point formula
3f(x + h) – 2f(x) – f(x – h)
f'(x) ×
4h
with h = 0.25.
0.0343
0.0431
O 0.2313
0.5544
Transcribed Image Text:Find the actual error when the first derivative of f (x) = sin(2x) at x = T1/8 is approximated by %3D the following 3-point formula 3f(x + h) – 2f(x) – f(x – h) f'(x) × 4h with h = 0.25. 0.0343 0.0431 O 0.2313 0.5544
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