यदि \(-1\leq x<4\), तो सही अंतराल रूप क्या है?
If \(-1\leq x<4\), what is the correct interval form?
Explanation opens after your attempt
Correct Answer
A. ([-1,4))
Concept
(-1) is included, so use a square bracket; (4) is not included, so use a round bracket. Check both endpoints separately while writing intervals.
Why this answer is correct
The correct answer is A. ([-1,4)). (-1) is included, so use a square bracket; (4) is not included, so use a round bracket. Check both endpoints separately while writing intervals.
Exam Tip
(-1) शामिल है इसलिए वर्ग कोष्ठक और (4) शामिल नहीं है इसलिए गोल कोष्ठक लगेगा। अंतराल लिखते समय दोनों सिरों को अलग जांचें।
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