प्रथम चतुर्थांश में \(x+2y\le 12\), \(x\ge 2\), \(y\ge 2\) से बने क्षेत्र का क्षेत्रफल क्या है?
What is the area of the region formed by \(x+2y\le 12\), \(x\ge 2\), \(y\ge 2\) in the first quadrant?
Explanation opens after your attempt
Correct Answer
A. (12)
Concept
The vertices are ((2,2)), ((8,2)), and ((2,5)); the area is \(\frac{1}{2}\times 6\times 3=9\). So the correct value should be (9).
Why this answer is correct
The correct answer is A. (12). The vertices are ((2,2)), ((8,2)), and ((2,5)); the area is \(\frac{1}{2}\times 6\times 3=9\). So the correct value should be (9).
Exam Tip
शीर्ष ((2,2)), ((8,2)), ((2,5)) हैं; क्षेत्रफल \(\frac{1}{2}\times 6\times 3=9\) है। इसलिए सही मान (9) होना चाहिए।
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