Suppose f is a differentiable function of x and y, and g(r, s) = f(7r – s, s² – 3r). Use the table of values below to calculate g(5, 4) and g<(5, 4). fx fy (31, 1) 7 4 1 3 (5, 4) 4 8 9 g(5, 4) = 9<(5, 4) =

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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Suppose f is a differentiable function of x and y, and g(r, s) = f(7r – s, s² – 3r). Use the table of values below to calculate g,(5, 4) and gs(5, 4).
fx
fy
(31, 1)
7
4
1
(5, 4)
4
7
8
9.
g,(5, 4)
Is(5, 4)
Transcribed Image Text:Suppose f is a differentiable function of x and y, and g(r, s) = f(7r – s, s² – 3r). Use the table of values below to calculate g,(5, 4) and gs(5, 4). fx fy (31, 1) 7 4 1 (5, 4) 4 7 8 9. g,(5, 4) Is(5, 4)
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