Encode and Decode Messages
Encode or Decode the Given Message $\mathrm { A } = \left[ \begin{array} { r r r } 1 & 1 & 1 \\ - 1 & 1 & 2 \\ 1 & 2 & 3 \end{array} \right]$

question 89

Multiple Choice

Encode and Decode Messages
Encode or decode the given message, as requested, numbering the letters of the alphabet 1 through 26 in their usual
order.
-Use the coding matrix $\mathrm { A } = \left[ \begin{array} { r r r } 1 & 1 & 1 \\ - 1 & 1 & 2 \\ 1 & 2 & 3 \end{array} \right]$ and its inverse $\mathrm { A } ^ { - 1 } = \left[ \begin{array} { r r r } - 1 & - 1 & 1 \\ 5 & 2 & - 3 \\ - 3 & - 1 & 2 \end{array} \right]$ to decode the cryptogram $\left[ \begin{array} { l l l } 37 & 16 & 35 \\ 38 & 20 & 4 \\ 82 & 40 & 60 \end{array} \right]$ .

• A) GOOD_LUCK
• B) STAY_CALM
• C) LOOK_DOWN
• D) HELP_THEM

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Definitions:

Myosin

A type of motor protein found in muscle tissue that is involved in muscle contraction and movement by interacting with actin.

Synapses

The junctions between neurons through which electrical or chemical signals are transmitted.

Basement Membrane

A thin, dense layer of extracellular matrix that separates epithelial and endothelial cells from the underlying connective tissue.

Tendons

Strong connective tissue that connects muscles to bones, transferring the force of muscle contractions to facilitate movement.