Give the Matlab command to create the following matrix as M in the workspace:

$147258369$

$1$

$2$

$3$

$4$

$5$

$6$

$7$

$8$

$9$

Use the sum command to sum the third column of the matix. Use the : operator to indicate all rows.

Give the command that will find the product of M$22$ and M$31$

Give the result for $>>$a$=$M$(2$:$3,[1,3])$