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Introduction to Linear Algebra

Exercise 3.2.1

Answers

(a): We have $U = [\begin{matrix} 1 & 2 & 2 & 4 & 6 \\ 0 & 0 & 1 & 2 & 3 \\ 0 & 0 & 0 & 0 & 0 \end{matrix}] .$
Free variables $x_{2}, x_{4}, x_{5} .$
(b): We have $U = [\begin{matrix} 2 & 4 & 2 \\ 0 & 4 & 4 \\ 0 & 0 & 0 \end{matrix}] .$
Free $x_{3} .$

mathchakra

2022-01-23 09:59

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