Share
Explore BrainMass

How many significant digits are contained in the following

1. 4.17
2. 417
3. 0.0417
4. 0.000417
5. 4.017

Solution Preview

When are Digits Significant?
Non-zero digits are always significant. Thus, 22 has two significant digits, and 22.3 has three significant digits.
With zeroes, the situation is more complicated:
1. Zeroes placed before other digits are not significant; 0.046 has two significant digits.
2. ...

Solution Summary

The solution provides detailed explanations and answers for the problem.

$2.19