कौन-सा interval \(x\le -5\) या (x>2) को दर्शाता है?
Which interval represents \(x\le -5\) or (x>2)?
Explanation opens after your attempt
C. ((-\infty,-5]\cup\(2,\infty\))
Concept
For or take the union of both separate parts. In exams keep the \(\le\) endpoint closed and the (>) endpoint open.
Why this answer is correct
The correct answer is C. ((-\infty,-5]\cup\(2,\infty\)). For or take the union of both separate parts. In exams keep the \(\le\) endpoint closed and the (>) endpoint open.
Exam Tip
or में दोनों अलग-अलग भागों का union लिया जाता है। परीक्षा में \(\le\) वाले endpoint को बंद और (>) वाले endpoint को खुला रखें।
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