True or False? In Exercises 8386, determine whether each
Chapter 4, Problem 4.86(choose chapter or problem)
In Exercises 83–86, determine whether each statement is true or false. If a statement is true, give a reason or cite an appropriate statement from the text. If a statement is false, provide an example that shows the statement is not true in all cases or cite an appropriate statement from the text.
(a) The set of points on the line x + y = 0 is a subspace of \(R^{2}\).
(b) Elementary row operations preserve the column space of the matrix A.
Text Transcription:
R^2
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