Question

Is the following operation possible? Why or why not?
[2]
[5 6 0]
[-1]

Answer 1

Matrix operation?

Answer 2

yes

Answer 3

\[\left(\begin{array}{ccc} 5&6&0 \end{array}\right)\left(\begin{array}{ccc} 2 \\ -1 \end{array}\right)\]

Answer 4

a 1x3 matrix times a 2x1 matrix ?

Answer 5

By multiplying [2] [5 6 0 ] you will get a 1x3 matrix. Which cannot be multiplied with a 1x1 matrix. You require a 3xn Matrix to multiply with a 1x3 matrix. Hope it helps.

Answer 6

so it is not possible?

Answer 7

What do you think?