\(x^2+6x+9-4y^2+12y-9\) का सरल गुणनखंड रूप चुनिए।

Choose the simplified factorised form of \(x^2+6x+9-4y^2+12y-9\).

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

B. ( (x-2y+6)(x+2y) )

Step 1

Concept

Writing it as ((x+3)2-(2y-3)2) gives the simplified form ((x-2y+6)(x+2y)). Exam tip: simplify the final answer.

Step 2

Why this answer is correct

The correct answer is B. ( (x-2y+6)(x+2y) ). Writing it as ((x+3)2-(2y-3)2) gives the simplified form ((x-2y+6)(x+2y)). Exam tip: simplify the final answer.

Step 3

Exam Tip

इसे ((x+3)2-(2y-3)2) लिखने पर सरल रूप ((x-2y+6)(x+2y)) आता है। परीक्षा में अंतिम उत्तर को सरल करें।

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Mathematics Answer, Explanation and Revision Hints

\(x^2+6x+9-4y^2+12y-9\) का सरल गुणनखंड रूप चुनिए। / Choose the simplified factorised form of \(x^2+6x+9-4y^2+12y-9\).

Correct Answer: B. ( (x-2y+6)(x+2y) ). Explanation: इसे ((x+3)2-(2y-3)2) लिखने पर सरल रूप ((x-2y+6)(x+2y)) आता है। परीक्षा में अंतिम उत्तर को सरल करें। / Writing it as ((x+3)2-(2y-3)2) gives the simplified form ((x-2y+6)(x+2y)). Exam tip: simplify the final answer.

Which concept should I revise for this Mathematics MCQ?

Writing it as ((x+3)2-(2y-3)2) gives the simplified form ((x-2y+6)(x+2y)). Exam tip: simplify the final answer.

What exam hint can help solve this Mathematics question?

इसे ((x+3)2-(2y-3)2) लिखने पर सरल रूप ((x-2y+6)(x+2y)) आता है। परीक्षा में अंतिम उत्तर को सरल करें।