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What is distance between ( -9 ) and ( -2 )
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Answer and explanation
Correct answer: 7
The distance between two numbers on a number line is their absolute difference: \(\lvert -9-(-2)\rvert=\lvert -7\rvert=7\). Hence, the correct answer is 7. Choosing 6 results from an incorrect subtraction. Exam tip: a distance is always non-negative.
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What is the correct answer to this question?
7
Why is this the correct answer?
The distance between two numbers on a number line is their absolute difference: \(\lvert -9-(-2)\rvert=\lvert -7\rvert=7\). Hence, the correct answer is 7. Choosing 6 results from an incorrect subtraction. Exam tip: a distance is always non-negative.
Which subject and chapter does this question cover?
This is a Class 9 Mathematics question. Chapter: Number Systems. Topic: Number line.
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