यदि संख्या रेखा पर (-1) पर बंद बिंदु और (9) पर खुला बिंदु है तथा बीच का भाग छायांकित है, तो असमानता क्या है?
If the number line has a closed dot at (-1), an open dot at (9), and the region between them is shaded, what is the inequality?
Explanation opens after your attempt
Correct Answer
D. \(-1\le x<9\)
Concept
The closed dot includes (-1), and the open dot excludes (9). In exams, decide \(\le\) or (<) from the type of endpoint.
Why this answer is correct
The correct answer is D. \(-1\le x<9\). The closed dot includes (-1), and the open dot excludes (9). In exams, decide \(\le\) or (<) from the type of endpoint.
Exam Tip
बंद बिंदु (-1) को शामिल करता है और खुला बिंदु (9) को बाहर रखता है। परीक्षा में बिंदु के प्रकार से \(\le\) या (<) तय करें।
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