\(x^2-2xy+y^2\) का सही गुणनखंडन चुनिए।

Choose the correct factorisation of \(x^2-2xy+y^2\).

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

B. ((x-y)2)

Step 1

Concept

The middle term is negative, so it is a subtraction perfect square. (x-2-2xy+y-2=(x-y)2).

Step 2

Why this answer is correct

The correct answer is B. ((x-y)2). The middle term is negative, so it is a subtraction perfect square. (x-2-2xy+y-2=(x-y)2).

Step 3

Exam Tip

मध्य पद ऋण है इसलिए यह घटाव वाला पूर्ण वर्ग है। (x-2-2xy+y-2=(x-y)2) होगा।

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Mathematics Answer, Explanation and Revision Hints

\(x^2-2xy+y^2\) का सही गुणनखंडन चुनिए। / Choose the correct factorisation of \(x^2-2xy+y^2\).

Correct Answer: B. ((x-y)2). Explanation: मध्य पद ऋण है इसलिए यह घटाव वाला पूर्ण वर्ग है। (x-2-2xy+y-2=(x-y)2) होगा। / The middle term is negative, so it is a subtraction perfect square. (x-2-2xy+y-2=(x-y)2).

Which concept should I revise for this Mathematics MCQ?

The middle term is negative, so it is a subtraction perfect square. (x-2-2xy+y-2=(x-y)2).

What exam hint can help solve this Mathematics question?

मध्य पद ऋण है इसलिए यह घटाव वाला पूर्ण वर्ग है। (x-2-2xy+y-2=(x-y)2) होगा।