1. Let f(r1, 22, r3) = x1 sin(r23). Compute the following: %3D a) Dif(x1,x2, x3) b) D3f(x1, x2, x3) c) Vf(x1, 22, 23)
1. Let f(r1, 22, r3) = x1 sin(r23). Compute the following: %3D a) Dif(x1,x2, x3) b) D3f(x1, x2, x3) c) Vf(x1, 22, 23)
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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Please solve q1 all parts
Transcribed Image Text:1. Let f(x1, x2, x3) = x1 sin(x2x3). Compute the following:
a) Dif(x1, x2, x3)
b) D3f(x1,x2, 23)
c) Vf(x1, #2, 13)
2. Let a = (a1,... , an) E R" and let f : R" → R be defined by
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