\(x^2+2x-15\) का गुणनखंड रूप क्या है?

What is the factorised form of \(x^2+2x-15\)?

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

A. ((x+5)(x-3))

Step 1

Concept

(5-3=2) and (5\cdot(-3)=-15). In exams, use opposite signs for a negative constant term.

Step 2

Why this answer is correct

The correct answer is A. ((x+5)(x-3)). (5-3=2) and (5\cdot(-3)=-15). In exams, use opposite signs for a negative constant term.

Step 3

Exam Tip

(5-3=2) और (5\cdot(-3)=-15) है। परीक्षा में ऋणात्मक स्थिर पद पर विपरीत चिह्न लें।

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Mathematics Answer, Explanation and Revision Hints

\(x^2+2x-15\) का गुणनखंड रूप क्या है? / What is the factorised form of \(x^2+2x-15\)?

Correct Answer: A. ((x+5)(x-3)). Explanation: (5-3=2) और (5\cdot(-3)=-15) है। परीक्षा में ऋणात्मक स्थिर पद पर विपरीत चिह्न लें। / (5-3=2) and (5\cdot(-3)=-15). In exams, use opposite signs for a negative constant term.

Which concept should I revise for this Mathematics MCQ?

(5-3=2) and (5\cdot(-3)=-15). In exams, use opposite signs for a negative constant term.

What exam hint can help solve this Mathematics question?

(5-3=2) और (5\cdot(-3)=-15) है। परीक्षा में ऋणात्मक स्थिर पद पर विपरीत चिह्न लें।