( (3x-1)2-\(9x^2+1\) ) का सरल रूप क्या है?

What is the simplified form of ( (3x-1)2-\(9x^2+1\) )?

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

B. (-6x)

Step 1

Concept

( (3x-1)2=9x-2-6x+1 ). Subtracting \(9x^2+1\) leaves (-6x).

Step 2

Why this answer is correct

The correct answer is B. (-6x). ( (3x-1)2=9x-2-6x+1 ). Subtracting \(9x^2+1\) leaves (-6x).

Step 3

Exam Tip

( (3x-1)2=9x-2-6x+1 ) है। \(9x^2+1\) घटाने पर (-6x) बचता है।

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Mathematics Answer, Explanation and Revision Hints

( (3x-1)2-\(9x^2+1\) ) का सरल रूप क्या है? / What is the simplified form of ( (3x-1)2-\(9x^2+1\) )?

Correct Answer: B. (-6x). Explanation: ( (3x-1)2=9x-2-6x+1 ) है। \(9x^2+1\) घटाने पर (-6x) बचता है। / ( (3x-1)2=9x-2-6x+1 ). Subtracting \(9x^2+1\) leaves (-6x).

Which concept should I revise for this Mathematics MCQ?

( (3x-1)2=9x-2-6x+1 ). Subtracting \(9x^2+1\) leaves (-6x).

What exam hint can help solve this Mathematics question?

( (3x-1)2=9x-2-6x+1 ) है। \(9x^2+1\) घटाने पर (-6x) बचता है।