अंतराल ((-7,-2]) के लिए कौन-सा कथन सही है?
Which statement is correct for the interval ((-7,-2])?
Explanation opens after your attempt
C. (-7) शामिल नहीं है और (-2) शामिल है(-7) is excluded and (-2) is included
Concept
The round bracket excludes (-7) and the square bracket includes (-2). In exams the endpoint rule stays the same for negative numbers.
Why this answer is correct
The correct answer is C. (-7) शामिल नहीं है और (-2) शामिल है / (-7) is excluded and (-2) is included. The round bracket excludes (-7) and the square bracket includes (-2). In exams the endpoint rule stays the same for negative numbers.
Exam Tip
गोल कोष्ठक (-7) को हटाता है और वर्ग कोष्ठक (-2) को शामिल करता है। परीक्षा में ऋणात्मक संख्याओं में भी सिरों का नियम वही रहता है।
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