a) ||x|| = (x1)² + (x2)² (Euclidian norm) b) ||x|| = (x1)² + 5(x2)² c) ||x|| = |x4| + |x2|

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.7: Distinguishable Permutations And Combinations
Problem 30E
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Electrical Engineering
For n= 2, draw the "unit balls" (i.e. balls defined by ||x|| < 1) corresponding to the
following norms:
a) |x|| = (x1)² + (x2)² (Euclidian norm)
%3D
b) ||x|| = (x1)² + 5(x2)²
c) ||x|| = |x,| + |x2|
d) |z|| = sup(lx,|L |x21)
Transcribed Image Text:Electrical Engineering For n= 2, draw the "unit balls" (i.e. balls defined by ||x|| < 1) corresponding to the following norms: a) |x|| = (x1)² + (x2)² (Euclidian norm) %3D b) ||x|| = (x1)² + 5(x2)² c) ||x|| = |x,| + |x2| d) |z|| = sup(lx,|L |x21)
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