Given $A = \left[ \begin{array} { c c c } 1 & - 3 & 2 \\4 & - 1 & 3 \\0 & 5 & 2\end{array} \right]$

question 18

Essay

Given $A = \left[ \begin{array} { c c c } 1 & - 3 & 2 \\4 & - 1 & 3 \\0 & 5 & 2\end{array} \right]$ and $B = \left[ \begin{array} { c c c } 0 & 3 & - 2 \\2 & 1 & 0 \\- 3 & - 4 & 2\end{array} \right]$ , find $A B$ , or explain why the operation cannot be performed.

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Definitions:

Cortex

The outermost layer of the brain, involved in high-level functions such as consciousness, thought, emotion, reasoning, language, and memory.

Wrinkles

Lines or creases in the skin, often resulting from aging, loss of elasticity, or exposure to sun.

Brain

The complex central organ of the nervous system, enclosed within the skull, functioning as the primary receiver, organizer, and distributor of information for the body.

Myelin

A fatty substance that surrounds and insulates the axons of many neurons, enhancing the speed and efficiency of electrical signal transmission in the nervous system.