असमानता \(x\le -2\) या (x>3) का संख्या रेखा रूप कौन-सा है?
Which number line form represents \(x\le -2\) or (x>3)?
Explanation opens after your attempt
B. ((-\infty,-2]\cup\(3,\infty\))
Concept
For or take the union of both separate regions. In exams keep a closed endpoint for \(\le -2\) and an open endpoint for (>3).
Why this answer is correct
The correct answer is B. ((-\infty,-2]\cup\(3,\infty\)). For or take the union of both separate regions. In exams keep a closed endpoint for \(\le -2\) and an open endpoint for (>3).
Exam Tip
or में दोनों अलग-अलग भागों का union लिया जाता है। परीक्षा में \(\le -2\) पर बंद और (>3) पर खुला endpoint रखें।
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