Question

.For two matrices (a 3)=(-4 3), what is the value of a?

Answer 1

-4

Explanation:

`\begin{pmatrix}a&3\end{pmatrix}=\begin{pmatrix}-4&3\end{pmatrix}`

If the second term is equal, 3 = 3 and the whole matrices are equal,

that means the first terms are equal.

Hence,
`a=-4`