कौन सा अंतराल \(x\leq -4\) को सही दर्शाता है?
Which interval correctly represents \(x\leq -4\)?
Explanation opens after your attempt
A. (\(-\infty,-4]\)
Concept
In \(x\leq -4\), (-4) is included and all smaller values are included. Hence (\(-\infty,-4]\) is correct.
Why this answer is correct
The correct answer is A. (\(-\infty,-4]\). In \(x\leq -4\), (-4) is included and all smaller values are included. Hence (\(-\infty,-4]\) is correct.
Exam Tip
\(x\leq -4\) में (-4) शामिल है और सभी छोटे मान शामिल हैं। इसलिए (\(-\infty,-4]\) सही है।
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