Question

यदि A={1,2,3,4},B={3,4,5,6},C={5,6,7,8} और D={7,8,9,10} तो निम्नलिखित ज्ञात कीजिए:
(i) `A cupB`
(ii) `A cupC`
(iii) `BcupC`
(v) `AcupBcupC`
(vi) `AcupBcupD`
(vii) `BcupCcupD`

Answer 1

Correct Answer - (i) [1,2,3,4,5,6] (ii) [1,2,3,4,5,6,7,8] (iii) [3,4,5,6,7,9]
(iv) [3,4,5,6,7,8,9,10] (v) [1,2,3,4,5,6,7,8]
(vi) [1,2,3,4,5,6,7,8,9,10] (vii) [3,4,5,6,7,8]