square root question

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johnjoseph

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square root of (1x10 -15)

How do I do this without a calculator?
 
johnjoseph said:
square root of (1x10 -15)

How do I do this without a calculator?

1x10 -15 is the same as 10x10 -16 which is about 3.??? x 10 -8.
 
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