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Class 11MathematicsLinear Inequalitiesrepresentation on number lineHard
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What is the correct result of ([-3,9]\setminus(2,7]) on the number line?

Answer and explanation

Correct answer: ([-3,2]\cup(7,9])

The removed part does not remove (2), but it removes (7). In exams, pay attention to the endpoints removed in set difference.

Related tags

Linear InequalitiesSet DifferenceNumber LineRepresentation On Number LineMathematicsClass 11 Mcq
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10 more MCQs
  1. 1Which inequality is represented by the interval (−∞, 5)?
  2. 2What is the inequality form of the interval \([2,\infty)\)?
  3. 3Which value is not included in 0 ≤ x ≤ 6?
  4. 4What is the interval notation for the inequality x > −4?
  5. 5Which of the following represents \(x\le 0\) in interval notation?
  6. 6Which of the following statements correctly describes \(2\le x<5\)?
  7. 7If x is a natural number and x < 4, what are the possible values?
  8. 8Which inequality is represented on a number line by a closed dot at 4 and shading to its right?
  9. 9Which statement is correct for the inequality \(x<-2\)?
  10. 10How is the inequality \(x\ge 2\) written in interval notation?
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