\(x^2+8x+16-y^2\) का गुणनखंड रूप चुनिए।

Choose the factorised form of \(x^2+8x+16-y^2\).

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

D. ( (x+4-y)(x+4+y) )

Step 1

Concept

Write it as ((x+4)2-y-2) and apply the difference of squares identity. Exam tip: form the perfect square first.

Step 2

Why this answer is correct

The correct answer is D. ( (x+4-y)(x+4+y) ). Write it as ((x+4)2-y-2) and apply the difference of squares identity. Exam tip: form the perfect square first.

Step 3

Exam Tip

इसे ((x+4)2-y-2) लिखकर अंतर वर्ग पहचान लगती है। परीक्षा में पहले पूर्ण वर्ग बनाएं।

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Mathematics Answer, Explanation and Revision Hints

\(x^2+8x+16-y^2\) का गुणनखंड रूप चुनिए। / Choose the factorised form of \(x^2+8x+16-y^2\).

Correct Answer: D. ( (x+4-y)(x+4+y) ). Explanation: इसे ((x+4)2-y-2) लिखकर अंतर वर्ग पहचान लगती है। परीक्षा में पहले पूर्ण वर्ग बनाएं। / Write it as ((x+4)2-y-2) and apply the difference of squares identity. Exam tip: form the perfect square first.

Which concept should I revise for this Mathematics MCQ?

Write it as ((x+4)2-y-2) and apply the difference of squares identity. Exam tip: form the perfect square first.

What exam hint can help solve this Mathematics question?

इसे ((x+4)2-y-2) लिखकर अंतर वर्ग पहचान लगती है। परीक्षा में पहले पूर्ण वर्ग बनाएं।