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Decide, among the following sets, which...

Decide, among the following sets, which sets are subsets of one and another:`A = { x : x in Ra n d x s a t i sfyx^2 8x + 12 = 0 }`, `B = { 2, 4, 6 }, C = { 2, 4, 6. 8 dot dot do

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The correct Answer is:
`{because` Element 6 of D is in A , B and C]
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