Exercise 4.2.13

Answers

A = [\begin{matrix} 1 & 0 & 0 \\ 0 & 1 & 0 \\ 0 & 0 & 1 \\ 0 & 0 & 0 \end{matrix}]

P = square matrix = [\begin{matrix} 1 & 0 & 0 & 0 \\ 0 & 1 & 0 & 0 \\ 0 & 0 & 1 & 0 \\ 0 & 0 & 0 & 0 \end{matrix}]

p = P [\begin{matrix} 1 \\ 2 \\ 3 \\ 4 \end{matrix}] = [\begin{matrix} 1 \\ 2 \\ 3 \\ 0 \end{matrix}] .

mathchakra

2023-09-14 07:30