अंतराल (\(-\infty,9]\) किस असमानता को दर्शाता है?
Which inequality is represented by the interval (\(-\infty,9]\)?
Explanation opens after your attempt
B. \(x\le 9\)
Concept
The square bracket (]) shows that (9) is included. The interval (\(-\infty,9]\) means \(x\le 9\).
Why this answer is correct
The correct answer is B. \(x\le 9\). The square bracket (]) shows that (9) is included. The interval (\(-\infty,9]\) means \(x\le 9\).
Exam Tip
वर्ग कोष्ठक (]) बताता है कि (9) शामिल है। (\(-\infty,9]\) का अर्थ \(x\le 9\) है।
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