A={1,2,3,4},B{2,4,6,},find A∆B
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Answer:
AΔB =(A-B)U(B-A)
A=1,2,3,4
B=2,4,6
(1,2,3,4-2,4,6)U(2,4,6-1,2,3,4)
(1,3,6)U(1,3,6)
3U3
=AΔB=3
Step-by-step explanation:
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