Question

a=(1,3,5,7) b=(2,3,5,7)then find A-B and B-A​

Answer 1

A-B (only A) = {1}

(Because 3,5,7 are also in B)

B-A (only B) = {2}

(Because 3,5,7 are also in A)

Answer 2

Step-by-step explanation:

A-B=(1-2,3-3,5-5,7-7)

=(-1,0,0,0)

B-A=(2-1,3-3,5-5,7-7)

=(1,0,0,0)