You can put this solution on YOUR website! round to three places Sqrt0.000670
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Answer by calculator: 0.0259...
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Another way
sqrt(0.000670)
= sqrt(6.5*10^-4)
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= 10^-2*sqrt(6.5)
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= 10^-2 * 2.5495...
= 0.025495
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Cheers,
Stan H.
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