Which of the following sets of inequalitites describes the region consisting of all points outside or on a sphere of radius 4 centered at the origin and inside but not on a sphere of radius 5 centered at the origin. 1. 4 < x² + y² + z2 < 5 2. 16 < x2 + y? + z2 < 25 3. 16 < x2 + y² + z² < 25 4. 4 < x? + y² + z² < 5 .2 5. 16 < x² + y² + z² < 25 2 6. 4 < x² + y² + z2 < 5

Which of the following sets of inequalitites describes the region consisting of all points outside or on a sphere of radius 4 centered at the origin and inside but not on a sphere of radius 5 centered at the origin. 1. 4 < x² + y² + z2 < 5 2. 16 < x2 + y? + z2 < 25 3. 16 < x2 + y² + z² < 25 4. 4 < x? + y² + z² < 5 .2 5. 16 < x² + y² + z² < 25 2 6. 4 < x² + y² + z2 < 5

Elements Of Modern Algebra

8th Edition

ISBN:9781285463230

Author:Gilbert, Linda, Jimmie

Publisher:Gilbert, Linda, Jimmie

Chapter5: Rings, Integral Domains, And Fields

Section5.4: Ordered Integral Domains

Problem 8E: If x and y are elements of an ordered integral domain D, prove the following inequalities. a....

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