Which of the following represents the concept of significant figures? (2023)

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Question: Which of the following represents the concept of significant figures? (2023)

Options:

Correct Answer: All digits except leading zeros

Exam Year: 2023

Solution:

Significant figures include all non-zero digits and any zeros between them or trailing after a decimal point.

Which of the following represents the concept of significant figures? (2023)

Which of the following represents the concept of significant figures? (2023)

Step 1: Understand that significant figures are the digits in a number that carry meaning contributing to its measurement accuracy.
Step 2: Identify all non-zero digits in the number. These are always significant.
Step 3: Look for zeros between non-zero digits. These zeros are also significant.
Step 4: Check for zeros that come after a decimal point and after a non-zero digit. These zeros are significant too.
Step 5: Remember that leading zeros (zeros before the first non-zero digit) are not significant.

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