Question

If A = {1, 2, 3, 4, 5) and B = {4, 5, 6, 7) then find A-B and B - A.
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Answer 1

Step-by-step explanation:

Code = 257 403 0731

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Answer 2

Answer:

A=(1,2,3,4,5). B=(4,5,6,7)

Step-by-step explanation:

A-B. =(1+2+3+4+5)-(4+5+6+7)

(15)-(22)

(-7)

B-A= (4+5+6+7)-(1+2+3+4+5)

(22)-(15)

7