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  1. The value of √400 + √0.0400 + √0.000004 is
    1. 0.222
    2. 20.22
    3. 20.202
    4. 2.022
Correct Option: C

Expression
√400 + √0.0400 + √0.000004
= 20 + 0.2 + 0.002
= 20.202


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