= 3r and Express and ds interms of r and s, where w = x² + y?, x = r – s and y = r+s. dw 5r and as 3s dr = 4rs and dw ds = 4s dr = 4r and dr 4s dw = 4s

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
Express
and
ds
interms of r and s, where w =
x² + y?,:
',x =r – s and y = r+ s.
dw
= 5r and
ds
= 3s
dr
dw
4rs and Ou
= 4s
= 4r and
ds
= 4s
dw
= 3r and dw
dr
= 4s
Transcribed Image Text:Express and ds interms of r and s, where w = x² + y?,: ',x =r – s and y = r+ s. dw = 5r and ds = 3s dr dw 4rs and Ou = 4s = 4r and ds = 4s dw = 3r and dw dr = 4s
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