Let W be the union of the first and third quadrants in the xy-plane. That is, let W = {[]+20} : xy >

Algebra: Structure And Method, Book 1
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ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter8: Introduction To Functions
Section8.2: Points, Lines, And Their Graphs
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Let W be the union of the first and third quadrants in the xy-plane. That is, let W =
=
{[]+20}
: xy >
Transcribed Image Text:Let W be the union of the first and third quadrants in the xy-plane. That is, let W = = {[]+20} : xy >
[8]
(b) If u is in W and c is any scalar, is cu in W? Why?
(a) Is 0 =
=
in W?
Transcribed Image Text:[8] (b) If u is in W and c is any scalar, is cu in W? Why? (a) Is 0 = = in W?
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