यदि वर्ग मॉडल का कुल क्षेत्र \(x^2+2x+1\) है, तो उसकी भुजा क्या होगी?
If the total area of a square model is \(x^2+2x+1\), what will be its side?
Explanation opens after your attempt
A. (x+1)
Concept
This is the area of ((x+1)2). Exam tip: identify (1) as \(1^2\) and (2x) as two (x) rectangles.
Why this answer is correct
The correct answer is A. (x+1). This is the area of ((x+1)2). Exam tip: identify (1) as \(1^2\) and (2x) as two (x) rectangles.
Exam Tip
यह ((x+1)2) का क्षेत्र है। परीक्षा में (1) को \(1^2\) और (2x) को दो (x) आयतों से पहचानें।
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