असमानताओं \(x+y\le 1\) और \(x+y\ge 4\) का संयुक्त हल क्या है?
What is the common solution of \(x+y\le 1\) and \(x+y\ge 4\)?
Explanation opens after your attempt
Correct Answer
C. रिक्त समुच्चयempty set
Concept
No value can be both less than or equal to (1) and greater than or equal to (4) at the same time. Hence there is no common solution.
Why this answer is correct
The correct answer is C. रिक्त समुच्चय / empty set. No value can be both less than or equal to (1) and greater than or equal to (4) at the same time. Hence there is no common solution.
Exam Tip
कोई संख्या एक साथ (1) से कम या बराबर और (4) से अधिक या बराबर नहीं हो सकती। इसलिए संयुक्त हल नहीं है।
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