अंतराल (\(-\infty,3]\) किस असमानता को दर्शाता है?
Which inequality is represented by the interval (\(-\infty,3]\)?
Explanation opens after your attempt
B. \(x\le 3\)
Concept
The square bracket (]) shows that (3) is included. Therefore (\(-\infty,3]\) means \(x\le 3\).
Why this answer is correct
The correct answer is B. \(x\le 3\). The square bracket (]) shows that (3) is included. Therefore (\(-\infty,3]\) means \(x\le 3\).
Exam Tip
वर्ग कोष्ठक (]) बताता है कि (3) शामिल है। इसलिए (\(-\infty,3]\) का अर्थ \(x\le 3\) है।
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