y (b) If f(x, y) = arctan quadratic approximation. x 1 compute an approximate value of f(1.1,0.9) using the Taylor's series

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Question
(b) only
J²v
J²v
1
+
?х2 дуг x+r
1. (a) If va log(x+r) - r, where r2 = x2 + y2, then show that
X
Y
(b) If f(x, y) = arctan compute an approximate value of f(1.1,0.9) using the Taylor's series
x'
quadratic approximation.
Transcribed Image Text:J²v J²v 1 + ?х2 дуг x+r 1. (a) If va log(x+r) - r, where r2 = x2 + y2, then show that X Y (b) If f(x, y) = arctan compute an approximate value of f(1.1,0.9) using the Taylor's series x' quadratic approximation.
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