कौन-सा interval (x<0) या \(2\le x<5\) को संख्या रेखा पर सही दिखाता है?

Which interval correctly shows (x<0) or \(2\le x<5\) on the number line?

Explanation opens after your attempt
Correct Answer

A. (\(-\infty,0\)\cup[2,5))

Step 1

Concept

In (x<0), (0) is open; in \(2\le x<5\), (2) is closed and (5) is open. In exams, convert or into union.

Step 2

Why this answer is correct

The correct answer is A. (\(-\infty,0\)\cup[2,5)). In (x<0), (0) is open; in \(2\le x<5\), (2) is closed and (5) is open. In exams, convert or into union.

Step 3

Exam Tip

(x<0) में (0) खुला है और \(2\le x<5\) में (2) बंद तथा (5) खुला है। परीक्षा में or को union में बदलें।

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Mathematics Answer, Explanation and Revision Hints

कौन-सा interval (x<0) या \(2\le x<5\) को संख्या रेखा पर सही दिखाता है? / Which interval correctly shows (x<0) or \(2\le x<5\) on the number line?

Correct Answer: A. (\(-\infty,0\)\cup[2,5)). Explanation: (x<0) में (0) खुला है और \(2\le x<5\) में (2) बंद तथा (5) खुला है। परीक्षा में or को union में बदलें। / In (x<0), (0) is open; in \(2\le x<5\), (2) is closed and (5) is open. In exams, convert or into union.

Which concept should I revise for this Mathematics MCQ?

In (x<0), (0) is open; in \(2\le x<5\), (2) is closed and (5) is open. In exams, convert or into union.

What exam hint can help solve this Mathematics question?

(x<0) में (0) खुला है और \(2\le x<5\) में (2) बंद तथा (5) खुला है। परीक्षा में or को union में बदलें।