3. Classify the stationary points of (a) f(x, y, z) = x² + x²y + y²z+z² - 4z (b) f(x1, x2, x3, x4) = : 20x2 +48x3 + 6x4 + 8x₁x2 − 4x² − 12x² – x² - 4x²
3. Classify the stationary points of (a) f(x, y, z) = x² + x²y + y²z+z² - 4z (b) f(x1, x2, x3, x4) = : 20x2 +48x3 + 6x4 + 8x₁x2 − 4x² − 12x² – x² - 4x²
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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Transcribed Image Text:3. Classify the stationary points of
(a) f(x, y, z) = x² + x²y + y²z+z² - 4z
(b) ƒ(X1, X2, X3, X4) = 20x2 + 48x3 +6x4 +8x1x2 − 4x² − 12x² – x² – 4x³
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