Question

What are significant figures!?

What are significant figures!?

Homework Answers

Answer #1
  1. each of the digits of a number that are used to express it to the required degree of accuracy, starting from the first non-zero digit.

  2. All non-zero digits are significant.    ex: number 91 it has two significant figures 9,1

123.45 it has two five significant figures

  1. Zeros between non-zero digits are significant .ex:203.4506 it has nine significant figure
  1. Leading zeros are never significant.        ex :0.0067 it has only twosignificant figures
  2. In a number with a decimal point, trailing zeros, those to the right of the last non-zero digit, are significant       .ex:0.00012300 it has five significant figures
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