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CONCEPT PRACTICE

Numerical errors

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2009 Autumn · Morning · Q7

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Q7. Which of the following expressions results in a loss of trailing digits when calculated by a computer whose floating-point representation has a 23-bit mantissa? Here, the numbers in “( )2” are represented in binary.

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Source: Technology-01.pdf, PDF page 157. ID: HIST-TECH01-2009A-Q007. Explanation written for this textbook.

Original question · Q7
Q7. Which of the following expressions results in a loss of trailing digits when calculated by a computer whose floating-point representation has a 23-bit mantissa? Here, the numbers in “( )2” are represented in binary.

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