ANSWERS: 5
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A little more than 7. My calculator is in the other room.
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7.0711 to four decimal places. +5
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7.07108.
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Seven + a skosh.
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About 7, so use this formula: sqrt: y = (x + (y/x))/2 where x is our guess, 7. This will give you a result, ~7.07 Now use 7.07 as x and do it again. The more times you do it, the closer you get.
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