संख्या रेखा पर ([-4,2]\cup(2,5]) का सरल interval कौन-सा है?
Which is the simplified interval for ([-4,2]\cup(2,5]) on the number line?
Explanation opens after your attempt
A. ([-4,5])
Concept
The first interval includes (2), and the second starts after (2), so there is no gap. In exams, merge connected intervals into one.
Why this answer is correct
The correct answer is A. ([-4,5]). The first interval includes (2), and the second starts after (2), so there is no gap. In exams, merge connected intervals into one.
Exam Tip
पहला अंतराल (2) को शामिल करता है और दूसरा (2) के बाद शुरू होता है, इसलिए कोई gap नहीं है। परीक्षा में connected intervals को एक में मिलाएँ।
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