\(x^2+5x+6-y^2-5y\) को गुणनखंडित कीजिए।

Factorise \(x^2+5x+6-y^2-5y\).

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

A. ((x-y+2)(x+y+3))

Step 1

Concept

Treat it as (\(x^2-y^2\)+5(x-y)+6) and use (u=x-y). In exams, keep the remaining (x+y) term carefully.

Step 2

Why this answer is correct

The correct answer is A. ((x-y+2)(x+y+3)). Treat it as (\(x^2-y^2\)+5(x-y)+6) and use (u=x-y). In exams, keep the remaining (x+y) term carefully.

Step 3

Exam Tip

इसे (\(x^2-y^2\)+5(x-y)+6) मानें और (u=x-y) रखें। परीक्षा में (x+y) वाला बचा पद ध्यान से रखें।

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FAQs

Mathematics Answer, Explanation and Revision Hints

\(x^2+5x+6-y^2-5y\) को गुणनखंडित कीजिए। / Factorise \(x^2+5x+6-y^2-5y\).

Correct Answer: A. ((x-y+2)(x+y+3)). Explanation: इसे (\(x^2-y^2\)+5(x-y)+6) मानें और (u=x-y) रखें। परीक्षा में (x+y) वाला बचा पद ध्यान से रखें। / Treat it as (\(x^2-y^2\)+5(x-y)+6) and use (u=x-y). In exams, keep the remaining (x+y) term carefully.

Which concept should I revise for this Mathematics MCQ?

Treat it as (\(x^2-y^2\)+5(x-y)+6) and use (u=x-y). In exams, keep the remaining (x+y) term carefully.

What exam hint can help solve this Mathematics question?

इसे (\(x^2-y^2\)+5(x-y)+6) मानें और (u=x-y) रखें। परीक्षा में (x+y) वाला बचा पद ध्यान से रखें।