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If V²f(r,0) = &f _ ðf + Find f(r,0) such that + r ðr V²f(r,0) = 0

If V²f(r,0) = &f _ ðf + Find f(r,0) such that + r ðr V²f(r,0) = 0

Advanced Engineering Mathematics
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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can i get help with proving this advanced calculus questions 4 b 

(b) If V²f(r, 0) = f 20f, f _ ðf + Find f(r, 0) such that r ðr V²f(r,0) = 0
Transcribed Image Text:(b) If V²f(r, 0) = f 20f, f _ ðf + Find f(r, 0) such that r ðr V²f(r,0) = 0
Expert Solution
Step 1

Given:

                         ∇2fr,θ=∂2f∂r2+2r∂f∂r+∂2f∂θ2-∂f∂θ

To do:

                          Find fr,θ such that ∇2fr,θ=0

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