Question

if a={1,2,3,4,5},B={3,4,5} then A delta B​

Answer 1

Answer:

A delta B = {1,2}

Step-by-step explanation:

A delta B = (A-B) U(B-A)

A-B ={1,2}

B-A={ }

A delta B={1,2}U{ }

={1,2}