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Discussion

If \(\sqrt{(3+3\sqrt{x})} = 2\), then \(x\) is equal to:

  • A.1
  • B.2
  • C.4
  • D.8

Answer: A

Exp: On squaring both sides, we get:

\(3+3\sqrt{x} = 4\) or \(3\sqrt{x} = 1\)

Cubing both sides, we get \(x = (1\times 1\times 1) = 1\)

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