Solved: Exercises 31 and 32 should be solved without
Chapter 1, Problem 31E(choose chapter or problem)
Problem 31E
Exercises 31 and 32 should be solved without performing row operations. [Hint: Write Ax = 0 as a vector equation.]
Given
observe that the third column is the sum of the first two columns. Find a nontrivial solution of Ax = 0.
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