Exercise 2.4.25

Answers

[\begin{matrix} a & b & c \\ d & e & f \\ g & h & i \end{matrix}] [\begin{matrix} 1 & 0 & 0 \\ 0 & 1 & 0 \\ 0 & 0 & 1 \end{matrix}] = [\begin{matrix} a \\ d \\ g \end{matrix}] [\begin{matrix} 1 & 0 & 0 \end{matrix}] + [\begin{matrix} d \\ e \\ h \end{matrix}] [\begin{matrix} 0 & 1 & 0 \end{matrix}] [\begin{matrix} c \\ f \\ i \end{matrix}] [\begin{matrix} 0 & 0 & 1 \end{matrix}]

mathchakra

2021-12-06 17:47