Question

Is the following operation possible? Why or why not?
[1 2][1]

[3 7][5]

Answer 1

this is multiplying matrixes together right?

Answer 2

yes..?i believe so..

Answer 3

well think of it this way
if the # of columns of the first matrix is equal to the # of rows of the second matrix then it is possible to multiply

Answer 4

this wont work because\[\textbf{A}_{1,2} \textbf {B}_{1,1}=\textbf C_{?,?}\]

but this would work
\[\textbf{A}_{1,1} \textbf {B}_{1,2}=\textbf C_{1,2}\]

Answer 5

@UnkleRhaukus it will work o.0