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| How to figure the no. of sig fig in |
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| a recorded no. |
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| • | 1.All nonzero
digits are significant |
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| 965
12,456 3.41567 |
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| • | Zeroes may be
troublesome. |
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| • | 2. Zeroes btn 2
nonzero digits are sig. |
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| 10.143 20006
230807 3.00001 |
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| • | 3. Zeroes that
come before the first nonzero digit |
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| (after the
decimal pt) are not sig. |
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| 0.000000045 (4.5 x 10-8) |
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