(c) f(x1,x2, x3, X4) = 4x1 + 5x2 – X3 + x4 - (d) f(x1,x2, X3, X4) = -5 exp(x1)+ x2 · X4
(c) f(x1,x2, x3, X4) = 4x1 + 5x2 – X3 + x4 - (d) f(x1,x2, X3, X4) = -5 exp(x1)+ x2 · X4
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
Compute the gradient of f(x and determine if f(x) is a linear or a nonlinear function. xi are variables, and α are constants.
Transcribed Image Text:(c) f(x1, x2, X3, X4) = 4x1 + 5x2 – X3 + X4
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(d) f(x1, x2, X3, X4) = -5 exp(x1)+ x2 · X4
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