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Which formula gives the distance between two numbers \(a\) and \(b\) on the number line?
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Answer and explanation
Correct answer: \(|a-b|\)
The distance between \(a\) and \(b\) on the number line is \(|a-b|\). The absolute value ensures that the distance is never negative. Using only \(a-b\) may give a negative result, so remember to use the absolute value when finding distance.
Frequently asked questions
What is the correct answer to this question?
\(|a-b|\)
Why is this the correct answer?
The distance between \(a\) and \(b\) on the number line is \(|a-b|\). The absolute value ensures that the distance is never negative. Using only \(a-b\) may give a negative result, so remember to use the absolute value when finding distance.
Which subject and chapter does this question cover?
This is a Class 10 Mathematics question. Chapter: Polynomials. Topic: Representing real numbers on the number line.
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