Justify why the level curves very close to the origin (0,0) for the function f(z, y) = (1-z)(1 – ) are nearly circular?

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Q.1. Justify why the level curves very close to the origin (0, 0) for the function f(r, y) = (1-r)(1 - ) are nearly circular?
Q.2. Sketch the contour map in a region r e -2n,27), y €|-27, 27] for the function f(2, y) = sin(z) - sin(y). Justify your sketch in a detailed manner
incorporating all the mathematical arguments and equations.
Transcribed Image Text:Q.1. Justify why the level curves very close to the origin (0, 0) for the function f(r, y) = (1-r)(1 - ) are nearly circular? Q.2. Sketch the contour map in a region r e -2n,27), y €|-27, 27] for the function f(2, y) = sin(z) - sin(y). Justify your sketch in a detailed manner incorporating all the mathematical arguments and equations.
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