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Let S= {x in R : x ge 0 and 2 |sqrt(x)...

Let S`= {x in R : x ge 0 and 2 |sqrt(x) - 3| + sqrt(x)(sqrt(x) - 6) + 6 = 0 }`. Then S .

A

contains exactly two elements

B

contains exactly four elements

C

is an empty set.

D

contains exactly one elements

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