Question

What are c12 ,c31 and c22 of matrix c

Answer 1

Answer:

Coordinates

Step-by-step explanation:

Those are the position on the matrix

c12 is row 1 column 2 of matrix c

c31 is row 3 column 1 of matrix c

c22 is row2 column 2 of matrix c

it's always (name of the matrix)(row)(column)

Answer 2

Answer:

A

Step-by-step explanation:

C12=9

C31=1

C22=8