The order of \begin{bmatrix} x&y&z \end{bmatrix} \begin{bmatrix} a&h&g\\ h&b&f\\g&f&c\end{bmatrix} \begin{bmatrix} x \\ y\\z\end{bmatrix}\, \, \, \, is

  • Option 1)

    3\times 1

  • Option 2)

    1\times1

  • Option 3)

    7\times3

  • Option 4)

    3\times3

 

Answers (1)
V Vakul

As learnt in concept

Multiplication of matrices -

-

 

 Order, is 1 \times 1


Option 1)

3\times 1

This option is incorrect.

Option 2)

1\times1

This option is correct.

Option 3)

7\times3

This option is incorrect.

Option 4)

3\times3

This option is incorrect.

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