Question

solve the 3rd question.​

Answer 1

is a matrices question

use elements of second row

(second COLOUMN will always be blocked)

using 3,block first row

|2 1|

|1 3| =6-1=5

using 0 second row gets blocked

|5 8|

|1 3|=15-8=7

using 2 third row gets blocked

|5 8|

|2 1|=5-16=-11

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