रेखाओं (x=3), (y=1), (x+y=8) से बनी असमानताओं \(x\geq 3\), \(y\geq 1\), \(x+y\leq 8\) के हल-क्षेत्र के शीर्ष कौन से हैं?
What are the vertices of the solution region formed by \(x\geq 3\), \(y\geq 1\), \(x+y\leq 8\)?
Explanation opens after your attempt
Correct Answer
A. ((3,1)), ((7,1)), ((3,5))
Concept
Take pairwise intersections of the three boundary lines and keep valid points. The valid corners are ((3,1)), ((7,1)), and ((3,5)).
Why this answer is correct
The correct answer is A. ((3,1)), ((7,1)), ((3,5)). Take pairwise intersections of the three boundary lines and keep valid points. The valid corners are ((3,1)), ((7,1)), and ((3,5)).
Exam Tip
तीन सीमा रेखाओं के जोड़ीदार प्रतिच्छेद लेकर वैध बिंदु चुनें। वैध कोने ((3,1)), ((7,1)), ((3,5)) हैं।
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