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Square root of 9x2 y4 z8

This question was previously asked in
TNUSRB SI Official Paper (Held on 24 June 2012)
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  1. 3xy2 z4
  2. 3x2 y2 z4
  3. 9xy2 z4
  4. None of these

Answer (Detailed Solution Below)

Option 1 : 3xy2 z4
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Detailed Solution

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Given:
- The expression is the square root of 9x2y4z89x2y4z8

We use the concept of square roots.

Solution:
⇒ The square root of 9x2y4z89x2y4z8 is 3xy2z43xy2z4 .

∴ The correct option is 1) 3xy2z43xy2z4 .

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