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If A=(2,3,4,,7,9,10,12),B=(1,3,5,8,9,10,...

If A=(2,3,4,,7,9,10,12),B=(1,3,5,8,9,10,11,15),C=(3,4,7,10,11,13,15) and `mu=(1,2,3, . . . .15)` Then find `(AcupB)`.

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The correct Answer is:
(13,14)
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