Question

Define significant figures. State the rules for determining significant figures.

Answer 1

Explanation:

The term significant figures refers to the number of important single digits (0 through 9 inclusive) in the coefficient of an expression in scientific notation . The number of significant figures in an expression indicates the confidence or precision with which an engineer or scientist states a quantity.

1.Non-zero digits are always significant.

2.Any zeros between two significant digits are significant.

3.A final zero or trailing zeros in the decimal portion ONLY are significant.

Answer 2

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