Question

Let A = {1,2,3,4} B = {4,5) Then Find (1) AxB 2)B×A) 3)n(A×B) 4) n(B×A)​

Answer 1

Answer:

Step-by-step explanation:

1) A×B = { (1,4) , (1,5) , (2,4) , (2,5) , (3,4) , (3,5) , (4,4) , (4,5)}

2) B×A = { (4,1) , (4,2) (4,3) , (4,4) , (5,1) , (5,2) (5,3) (5,4) }

3) n(A×B) = answer is same as in 1)

4) n(B×A) = answer is same as in 2)

Answer 2

Step-by-step explanation:

answer for

3 ) will be same as 1st

4) will be same as 2nd

hope the above answer helps

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