Perform the Matrix Operation $\mathrm { A } = \left[ \begin{array} { l l } - 1 & 2 \end{array} \right]$

question 51

Multiple Choice

Perform the matrix operation.
-Let $\mathrm { A } = \left[ \begin{array} { l l } - 1 & 2 \end{array} \right]$ and $\mathrm { B } = \left[ \begin{array} { l l } 1 & 0 \end{array} \right]$ . Find $3 \mathrm {~A} + 4 \mathrm {~B}$ .

• A) \(\left[ \begin{array} { l l } - 1 & 4 \end{array} \right]\)
• B) \(\left[ \begin{array} { l l l } - 3 & 4 \end{array} \right]\)
• C) \(\left[ \begin{array} { l l } 2 & 2 \end{array} \right]\)
• D) \(\left[ \begin{array} { l l } 1 & 6 \end{array} \right]\)

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Definitions:

Cl-Cl Bond

A covalent bond between two chlorine atoms, as found in the diatomic chlorine molecule (Cl2).

Polar Covalent

A type of chemical bond where electrons are unequally shared between atoms, leading to a distribution of charge.

N-Br Bond

A chemical bond between nitrogen and bromine atoms.

Electronegativity Difference

This term describes the difference in electronegativity values between two atoms bonded together, influencing the bond type; ranging from covalent to ionic.