यदि वर्गाकार मॉडल में कुल क्षेत्रफल \(x^2+12x+36\) दिख रहा है तो उस वर्ग की भुजा कौन सी होगी?
If a square model shows total area \(x^2+12x+36\), what is the side of that square?
Explanation opens after your attempt
B. (x+6)
Concept
Here (36) is \(6^2\) and (12x) is \(2\cdot6\cdot x\). Exam tip: find the added width from the constant square.
Why this answer is correct
The correct answer is B. (x+6). Here (36) is \(6^2\) and (12x) is \(2\cdot6\cdot x\). Exam tip: find the added width from the constant square.
Exam Tip
(36) को \(6^2\) और (12x) को \(2\cdot6\cdot x\) माना जाता है। परीक्षा में स्थिर वर्ग से जोड़ी गई चौड़ाई निकालें।
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