9. Let P = {1,3,5,7) Q = {3, 7, 9, 11} R = {1, 5, 8,
11}, then verify the following.
(a) PUQ...
![subject](/tpl/images/cats/mat.png)
Mathematics, 25.04.2021 14:00 kookycookiefanx
9. Let P = {1,3,5,7) Q = {3, 7, 9, 11} R = {1, 5, 8,
11}, then verify the following.
(a) PUQ = QUP
(b) (P UQ) UR = PU (QUR)
(c) PnQ = QnP
![ansver](/tpl/images/cats/User.png)
Answers: 1
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