14. 15. Given f(x, y, z) = x²y³z − 3xy²z³ + 5x²z - y³z, find fxyz z = x² + x − 3xy + y³ − 5, find all points (x, y) wherein z¸and z, = 0.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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15.
Given f(x, y, z) = x²y³z − 3xy²z³ + 5x²z - y³z, find fxyz
z = x² + x - 3xy + y³ −5, find all points (x, y) wherein zand zy
Transcribed Image Text:14. 15. Given f(x, y, z) = x²y³z − 3xy²z³ + 5x²z - y³z, find fxyz z = x² + x - 3xy + y³ −5, find all points (x, y) wherein zand zy
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