यदि वर्ग मॉडल में भुजा (2x+1) है तो क्षेत्रफल का विस्तार क्या होगा?

If the side of a square model is (2x+1), what is the expansion of its area?

Author: Muft Shiksha Editorial Team Published:
Explanation opens after your attempt
Correct Answer

A. \(4x^2+4x+1\)

Step 1

Concept

In ((2x+1)2), \(2\cdot 2x\cdot 1=4x\) appears. Exam tip: write the square of the first term as \(4x^2\).

Step 2

Why this answer is correct

The correct answer is A. \(4x^2+4x+1\). In ((2x+1)2), \(2\cdot 2x\cdot 1=4x\) appears. Exam tip: write the square of the first term as \(4x^2\).

Step 3

Exam Tip

((2x+1)2) में \(2\cdot 2x\cdot 1=4x\) आता है। परीक्षा में पहले पद का वर्ग \(4x^2\) लिखें।

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Mathematics Answer, Explanation and Revision Hints

यदि वर्ग मॉडल में भुजा (2x+1) है तो क्षेत्रफल का विस्तार क्या होगा? / If the side of a square model is (2x+1), what is the expansion of its area?

Correct Answer: A. \(4x^2+4x+1\). Explanation: ((2x+1)2) में \(2\cdot 2x\cdot 1=4x\) आता है। परीक्षा में पहले पद का वर्ग \(4x^2\) लिखें। / In ((2x+1)2), \(2\cdot 2x\cdot 1=4x\) appears. Exam tip: write the square of the first term as \(4x^2\).

Which concept should I revise for this Mathematics MCQ?

In ((2x+1)2), \(2\cdot 2x\cdot 1=4x\) appears. Exam tip: write the square of the first term as \(4x^2\).

What exam hint can help solve this Mathematics question?

((2x+1)2) में \(2\cdot 2x\cdot 1=4x\) आता है। परीक्षा में पहले पद का वर्ग \(4x^2\) लिखें।