असमानता \(y\geq -4\) का सीमा रेखा कौन-सी है?
What is the boundary line of \(y\geq -4\)?
Explanation opens after your attempt
B. (y=-4)
Concept
The boundary of \(y\geq -4\) is the horizontal line (y=-4). Since it is \(\geq\), the region above is taken.
Why this answer is correct
The correct answer is B. (y=-4). The boundary of \(y\geq -4\) is the horizontal line (y=-4). Since it is \(\geq\), the region above is taken.
Exam Tip
\(y\geq -4\) की सीमा क्षैतिज रेखा (y=-4) है। \(\geq\) होने से ऊपर का भाग लिया जाता है।
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