Page 43 - Fixtures
P. 43

@ @pbjïØ Üa@                               @RX

                       . A∩B    BA

                                     .

12 40  A∪B = A + B − A∩B

                           . B = 15 A = 18

        40 − 12 = 28

                       . A ∪ B = 28             .

. A ∩ B = 33 − 28 = 5     . 28 = 18 + 15 − A ∩ B

        .5

6 (1 0                 )                           ()

        00 1

M1                                           N

                          . 00

       N = 1× 2 × 2 × 2 × 2 × 2 = 25
       M = 2 × 2 × 2 × 2 ×1 ×1 = 24
       M ∩ N = 1× 2 × 2 × 2 ×1×1 = 23

                          M ∪N

. M ∪ N = M + N − M ∩ N = 25 + 24 − 23 = 40
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