यदि (x\in\(1,5]\cup[5,9\)), तो संख्या रेखा पर सरल अंतराल कौन सा है?
If (x\in\(1,5]\cup[5,9\)), what is the simplified interval on the number line?
Explanation opens after your attempt
A. ((1,9))
Concept
The intervals meet at (5), while (1) and (9) are excluded. Together they form ((1,9)).
Why this answer is correct
The correct answer is A. ((1,9)). The intervals meet at (5), while (1) and (9) are excluded. Together they form ((1,9)).
Exam Tip
दोनों अंतराल (5) पर जुड़े हुए हैं और (1) तथा (9) शामिल नहीं हैं। इसलिए मिलकर ((1,9)) बनता है।
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