P={2, 1,3, 9, 1/2}; Q = {1,21/2,3, 7} and R = {5, 4, 21/2}. Find P∪Q∪R
a
(21/2)
b
(1, 9)
c
(1, 2, 3, 4, 5, 6, 7)
d
(5, 4, 21/2)
e
(1/2, 1, 2, 21/2, 3, 4, 5, 7, 9)
Explanation
Correct Option
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