( (2x+3)2 ) का सही प्रसार कौन सा है?

What is the correct expansion of ( (2x+3)2 )?

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

A. \(4x^2+12x+9\)

Step 1

Concept

Here (a=2x) and (b=3). Since (2ab=12x), the correct expansion is \(4x^2+12x+9\).

Step 2

Why this answer is correct

The correct answer is A. \(4x^2+12x+9\). Here (a=2x) and (b=3). Since (2ab=12x), the correct expansion is \(4x^2+12x+9\).

Step 3

Exam Tip

यहाँ (a=2x) और (b=3) है। (2ab=12x) इसलिए सही प्रसार \(4x^2+12x+9\) है।

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Mathematics Answer, Explanation and Revision Hints

( (2x+3)2 ) का सही प्रसार कौन सा है? / What is the correct expansion of ( (2x+3)2 )?

Correct Answer: A. \(4x^2+12x+9\). Explanation: यहाँ (a=2x) और (b=3) है। (2ab=12x) इसलिए सही प्रसार \(4x^2+12x+9\) है। / Here (a=2x) and (b=3). Since (2ab=12x), the correct expansion is \(4x^2+12x+9\).

Which concept should I revise for this Mathematics MCQ?

Here (a=2x) and (b=3). Since (2ab=12x), the correct expansion is \(4x^2+12x+9\).

What exam hint can help solve this Mathematics question?

यहाँ (a=2x) और (b=3) है। (2ab=12x) इसलिए सही प्रसार \(4x^2+12x+9\) है।