Consider two matrices `A=[(1,2),(2,1),(1,1)]` and `B=[(1,2,-4),(2,1,-4)]` Which one of the following is correct?

If A=[{:(1,2),(2,3),(3,4):}] and B=[{:(1,2),(2,1):}] then Which one of the following is correct ?

Consider the matrices A=[(2,1,3),(2,3,1),(1,1,1)] and B=[(-1,2,3),(-2,3,1),(1,1,1)] Find A+B.

If A= {1,2,3} ,B= {1,2) and ={1,2} which one of the following is correct ?

Give two matrices A and B A=[(1,-2),(1,4)] and B=[(11,-5),(-1,-1)] , Find AB .

If A={1,2,3}, B={1,2} and C={1,2} , which one of the following is correct ?

Suppose X={1, 2, 3, 4} and R is a relation on X. If R={(1,1),(2,2),(3,3),(1,2),(2,1),(2,3),(3,2)}, then which one of the following is correct?

Suppose X = {1,2,3,4} and R is a relation on X. If R = {(1,1),(2,2),(3,3),(1,2),(2,1),(2,3),(3,2)}, then which one of the following is correct?