3) Find the partial derivatives f and fy for the functions: 4 i. f(x, y) = cos-. ex²-5y³. ii. f(x, y,z) = x'y + 10x'y²+ 43x- ztan 4y. %3D

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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3)
Find the partial derivatives f and fy for the functions:
4
i. f(x, y) = cos-. ex²-5y³.
ii. f(x, y,z) = xy+ 10x'y²+ 43x- ztan 4y.
%3D
Transcribed Image Text:3) Find the partial derivatives f and fy for the functions: 4 i. f(x, y) = cos-. ex²-5y³. ii. f(x, y,z) = xy+ 10x'y²+ 43x- ztan 4y. %3D
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