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Home work if w = Cos (メ+ッ)+ Sin(x -y) Show that Wメx Wyy find fxx, fyy and fxy fov the following! 2 - Lri (x +y?) ニ f = tan'e x +y) %3D f = é cos ( x -y) ニ 3- prove that fxy = fyx for the following: ニ x Lny + yLnx P = xy + X y + xy9 Ln ( 2x + 34) ニ

Home work if w = Cos (メ+ッ)+ Sin(x -y) Show that Wメx Wyy find fxx, fyy and fxy fov the following! 2 - Lri (x +y?) ニ f = tan'e x +y) %3D f = é cos ( x -y) ニ 3- prove that fxy = fyx for the following: ニ x Lny + yLnx P = xy + X y + xy9 Ln ( 2x + 34) ニ

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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Home work if w = Cos (メ+ッ+ Sin(メーy) Show that Wメx Wyy find fxx, fyy and fxy fov the following! 2 - f = Lri (x*+y?, ニ f = tan' c x +y) %3D f : é cos ( x -y) ニ 3 - prove that fxy = fyx for the following: ニ x Lny + yLnx 3 P = xy + X Y + x y9 Ln ( 2x + 34) ニ 4 - find wy if Wxy w = fcu,v U) X +y , V = y ?
Transcribed Image Text:Home work if w = Cos (メ+ッ+ Sin(メーy) Show that Wメx Wyy find fxx, fyy and fxy fov the following! 2 - f = Lri (x*+y?, ニ f = tan' c x +y) %3D f : é cos ( x -y) ニ 3 - prove that fxy = fyx for the following: ニ x Lny + yLnx 3 P = xy + X Y + x y9 Ln ( 2x + 34) ニ 4 - find wy if Wxy w = fcu,v U) X +y , V = y ?
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